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Books > Earth & environment > The environment > Applied ecology > Biodiversity
The idea of "biodiversity" has become increasingly important for
those who wish to preserve and protect the varieties of life on
Earth. While most works on biodiversity look at only three
components-the diversity of genes, of species, and of
ecosystems-Understanding Biodiversity examines the diversity of
life in all of its manifestations. The living world is diverse in
many ways. Animals and plants vary greatly in their size and shape,
in their behavior, in how they reproduce, in how they sense the
surrounding world. Understanding Biodiversity argues that there are
many ways in which biodiversity has an intrinsic value - for
humans, and for the living world as a whole - and that biodiversity
should be better understood and appreciated by everyone, not just
those in the scientific community. Only through such comprehension
and appreciation will we come to value and protect biodiversity
more than we do now. Humanity can only gain from such an expanded
view. In addition to discussing the importance of understanding
biodiversity, the author provides examples and explanations of the
variety of diversities: Diversity "Within" Species Diversity
"Above" the Species Level Genetic Diversity Diversity of Ecosystems
and Ecological Interactions Four Billion Years of Temporal
Diversity Morphological Diversity Metabolic Diversity Sensory
Diversity Reproductive & Sexual Diversity Life Cycle Diversity
Behavioral & Cultural Diversity
In these short illustrated guides, Dr Mark Everard, avid
nature-watcher, angler and scientist, takes a dedicated look at
three British freshwater fishes, the Silver Bream, Gudgeon and
Ruffe. Though an integral part of aquatic ecosystems and well-known
to anglers, these fish are often overlooked by the wider public as
well as scientists. Each book is in three sections, first exploring
the biology of the fish itself, including science written in
accessible style, second discussing angling history and tips, and
thirdly exploring the fish's cultural connections, including
etymology of the fish. A bibliography at the end of each guide
directs the reader to additional resources.
In these short illustrated guides, Dr Mark Everard, avid
nature-watcher, angler and scientist, takes a dedicated look at
three British freshwater fishes, the Silver Bream, Gudgeon and
Ruffe. Though an integral part of aquatic ecosystems and well-known
to anglers, these fish are often overlooked by the wider public as
well as scientists. Each book is in three sections, first exploring
the biology of the fish itself, including science written in
accessible style, second discussing angling history and tips, and
thirdly exploring the fish's cultural connections, including
etymology of the fish. A bibliography at the end of each guide
directs the reader to additional resources.
Understanding the balance of society and nature is imperative when
researching ecosystems and their global influence. A method of
studying the health of these ecosystems is biodiversity. The more
diverse the species that live in an ecosystem, the healthier it is.
As the climate continues to transform, small-scale ecosystems are
affected, altering their diversity. Environmentalists need a book
of research that studies the specific impacts of climate change and
how it affects the future of the environment. Current State and
Future Impacts of Climate Change on Biodiversity is a pivotal
reference source that provides vital research on biological systems
and how climate change influences their health. While highlighting
topics such as genetic diversity, economic valuation, and climatic
conditions, this publication explores the effects of climate change
as well as the methods of sustainable management within ecosystems.
This book is ideally designed for environmental scientists,
environmental professionals, scientists, ecologists,
conservationists, government officials, policymakers,
agriculturalists, environmentalists, zoologists, botanists,
entomologists, urban planners, researchers, scholars, and students
seeking research on current and future developments of various
ecosystems.
This volume focuses on new trends in monitoring biodiversity in
the Asia-Pacific region, one of the most rapidly changing areas in
the world. It provides reviews of the challenges in studying the
spatial variability of biodiversity across various ecosystems. This
book also describes newly developed concepts and methods for
biodiversity observation including ubiquitous genotyping,
systematic conservation, monitoring of the functions and services
of ecosystems and biodiversity informatics. These contributions
will lead to establishing integrative observations and assessments
of biodiversity, essential for reporting the current status and for
the effective conservation and sustainable use of biodiversity.
This work will interest biodiversity researchers not only in the
Asia-Pacific region but also across the entire globe.
The purpose of this book is to assess the potential effects of
biotechnological approaches particularly genetic modification on
biodiversity and the environment. All aspects of biodiversity such
as ecological diversity, species diversity and genetic diversity
are considered. Higher organisms contain a specific set of linear
DNA molecules called chromosomes and a complete set of chromosomes
in an organism comprises its genome. The collection of traits
displayed by any organism (phenotype) depends on the genes present
in its genome (genotype). The appearance of any specific trait also
will depend on many other factors, including whether the gene(s)
responsible for the trait is/are turned on (expressed) or off, the
specific cells within which the genes are expressed and how the
genes, their expression and the gene products interact with
environmental factors. The primary biotechnology which concerns us
is that of genetic manipulation, which has a direct impact on
biodiversity at the genetic level. By these manipulations, novel
genes or gene fragments can be introduced into organisms (creating
transgenics) or existing genes within an organism can be altered.
Transgenics are a major area of concern, combining genes from
different species to effectively create novel organisms. Current
rates of disappearance of biological and cultural diversity in the
world are unprecedented. Intensive resource exploitation due to
social and economic factors has led to the destruction, conversion
or degradation of ecosystems. Reversing these trends requires time
to time assessment to integrate conservation and development.
The book includes 19 selected contributions presented at the 21st
Evolutionary Biology Meeting, which took place in Marseille in
September 2017. The chapters are grouped into the following five
categories: * Genome/Phenotype Evolution * Self/Nonself Evolution *
Origin of Biodiversity * Origin of Life * Concepts The annual
Evolutionary Biology Meetings in Marseille serve to gather leading
evolutionary biologists and other scientists using evolutionary
biology concepts, e.g. for medical research. The aim of these
meetings is to promote the exchange of ideas to encourage
interdisciplinary collaborations. Offering an up-to-date overview
of recent findings in the field of evolutionary biology, this book
is in invaluable source of information for scientists, teachers and
advanced students.
"In the Amazon Basin the greatest violence sometimes begins as a
flicker of light beyond the horizon. There in the perfect bowl of
the night sky, untouched by light from any human source, a
thunderstorm sends its premonitory signal and begins a slow journey
to the observer, who thinks: the world is about to change."
Watching from the edge of the Brazilian rain forest, witness to the
sort of violence nature visits upon its creatures, Edward O. Wilson
reflects on the crucible of evolution, and so begins his remarkable
account of how the living world became diverse and how humans are
destroying that diversity. Wilson, internationally regarded as the
dean of biodiversity studies, conducts us on a tour through time,
traces the processes that create new species in bursts of adaptive
radiation, and points out the cataclysmic events that have
disrupted evolution and diminished global diversity over the past
600 million years. The five enormous natural blows to the planet
(such as meteorite strikes and climatic changes) required 10 to 100
million years of evolutionary repair. The sixth great spasm of
extinction on earth-caused this time entirely by humans-may be the
one that breaks the crucible of life. Wilson identifies this crisis
in countless ecosystems around the globe: coral reefs, grasslands,
rain forests, and other natural habitats. Drawing on a variety of
examples such as the decline of bird populations in the United
States, the extinction of many species of freshwater fish in Africa
and Asia, and the rapid disappearance of flora and fauna as the
rain forests are cut down, he poignantly describes the death throes
of the living world's diversity-projected to decline as much as 20
percent by the year 2020. All evidence marshaled here resonates
through Wilson's tightly reasoned call for a spirit of stewardship
over the world's biological wealth. He makes a plea for specific
actions that will enhance rather than diminish not just diversity
but the quality of life on earth. Cutting through the tangle of
environmental issues that often obscure the real concern, Wilson
maintains that the era of confrontation between forces for the
preservation of nature and those for economic development is over;
he convincingly drives home the point that both aims can, and must,
be integrated. Unparalleled in its range and depth, Wilson's
masterwork is essential reading for those who care about preserving
the world biological variety and ensuring our planet's health.
Since their discovery in 1869, the dictyostelids have attracted the
attention of scientists in a wide variety of fields. This interest
has stemmed from their peculiar lifestyle and developmental
properties, which were shaped by the evolutionary forces that
generated multicellularity during eukaryotic evolution. More
recently, the dictyostelids have gained attention due to the
striking similarities found at the genomic, cellular and
biochemical levels with human cells, which has propelled the
species Dictyostelium discoideum to become a model system for
biology and medicine in many laboratories. This book covers the
latest advances in our knowledge of these extraordinary organisms
with topics spanning from their evolutionary history, ecology and
diversity to the recent discoveries regarding their cellular and
molecular biology.
This three-book set is devoted to the prominent bays of the Western
North America. The first volume describes San Francisco Bay - a
shallow estuary surrounded by a large population center. The forces
that built it began with plate tectonics and involved the collision
of the Pacific and North American plates and the subduction of the
Juan de Fuka plate. Gold mining during the California gold rush
sent masses of slit into the Bay. The second volume is devoted to
San Diego Bay, which is also a shallow estuary surrounded by a
large human population center that influenced the Bay. The third
volume describes Puget Sound - a different sort of bay - a complex
fjord-estuary system, but also surrounded by several large
population centers. The watershed is enormous, covering nearly
43,000 square kilometers with thousands of rivers and streams.
Geological forces, volcanos, Ice Ages, and changes in sea levels
make the Sound a biologically dynamic and fascinating environment,
as well as a productive ecosystem. Key Features Summarizes a
complex geological, geographical, and ecological history Reviews
how the San Diego Bay has changed and will likely change in the
future Examines the different roles of various drivers of Bay
ecosystem function Includes the role of humans-both first people
and modern populations-on the Bay Explores San Diego Bay as an
example of general bay ecological and environmental issues
Divided into three sections, this book explores the three main
pillars of sustainable development, namely economy, environment and
society, and their interlinkages at the regional level. The first
section, Access and Benefit Sharing (ABS) for sustainable
development, focuses on international agreements and national
legislation, as well as the challenges in implementing ABS in e.g.
India. In turn, the second section examines the process of forming
Biodiversity Management Committees (BMCs) at the Local Self
Government (LSG) level to promote environmental sustainability,
highlighting local and community-level conservation initiatives
that have led to the conservation of habitats and species. The
third section addresses poverty eradication and food security. The
case studies included demonstrate how the combination of
traditional knowledge and modern techniques can enhance the
productivity of traditional crop varieties, yielding greater
benefits for communities. The aim of this volume is to disseminate
the lessons learned from these case studies, as well as the
findings from projects already in place, which can offer
recommendations that can be applied to similar problems elsewhere
in an attempt to find environmental solutions for sustainable
development. Further, it introduces readers to new approaches to
inclusive development, demonstrating that participation and grass
root empowerment are key drivers of equitable and sustainable
development.
New Zealand, with its long isolation from other lands and latitudes
extending from subtropical to sub Antarctic, has a unique flora and
highly diverse vegetation. This book is a comprehensive description
of that vegetation, ranging from its origins to the major
communities within which the plants exist. The text, supported by
over 300 photographs, maps and diagrams, has made an outstanding
contribution to the understanding of the biology of these islands.
This is a reprint of the volume originally published in 1991.
Chapters 1 - 4 describe the New Zealand environment, flora and
fauna. They discuss the origin, relationships, life forms and
reproductive aspects of the indigenous vegetation. Chapter 5 is a
synopsis of vegetation types, habitat classes and environmental
processes; it also serves to define the terms that are described in
the book. Chapter 6 contains an outline of the geographic divisions
of the country. Chapters 7 - 9 offer expanded descriptions of plant
communities, preceded, where appropriate, by information on their
structure and characteristic species and genera. The concluding
chapters discuss ecologic functions and processes. Vegetation of
New Zealand is an essential book for botanists, ecologists,
conservationists and others who love New Zealand's plants, animals
and landscapes. There will also be a large audience outside New
Zealand. Its natural vegetation is unique; because of this and the
longevity of its evolutionary history, it has always attracted
considerable global interest. "The breadth of scholarship displayed
by Peter Wardle is impressive. The book as a whole is remarkably
readable; testimony to that comes from this reviewer who read all
672 pages in one day and was still captivated at the end " Annals
of Botany "A simple title and a great achievement. This is a great
book and a major achievement by the author. It will be a source
book for many years to come." Vegetation "This book is a
magnificent successor to Cockayne's original Vegetation in New
Zealand." Biological Conservation
The aim of this manual is to provide a comprehensive guide to
the methods involved in collecting, preparing and screening plants
for bioactive properties for manipulating key ruminal fermentation
pathways and against gastrointestinal pathogens. The manual will
better equip the reader with methodological approaches to initiate
screening programmes to test for bioactivity in native plants and
find natural alternatives to chemicals for manipulating ruminal
fermentation and gut health. The manual provides isotopic and
non-isotopic techniques to efficiently screen plants or plant parts
for a range of potential bioactives for livestock production. Each
chapter has been contributed by experts in the field and methods
have been presented in a format that is easily reproducible in the
laboratory. It is hoped that this manual will be of great value to
students, researchers and those involved in developing efficient
and environmentally friendly livestock production systems."
The over-exploitation of important earth resources such as land
and water has led to a number of environment-related problems the
world over. At the same time, land-use change caused by various
human activities has led to extinction of many plant and animal
habitats and species. In this context, the relevance of
biodiversity for human survival is becoming a major international
political issue as scientific evidence builds on the global health
implications of biodiversity loss. These issues are closely linked
with the issue of climate change, as many of the health risks due
to climate change are associated with rapid degradation of
biodiversity. This present work focuses on holistic natural
resource-based spatio-temporal planning, development and management
and considers them as essential to save the degraded ecosystem for
sustainable resource management. Contributions are compiled in two
volumes: 1. Climate Change and Biodiversity and 2. Landscape
Ecology and Water Management. Geoinformatics along with its tools
such as remote sensing and Geographical Information Systems (GIS)
have been used in assessing the results of various environmental
problems both physical and social. These volumes will be useful for
geographers, geoscientists, hydrologists, landscape ecologists,
environmentalists, engineers, planners and policy makers.
This book is the result of 14 years of collecting Entolomataceae in
the native forests of Tasmania, Australia. Although initially
involving only the Tasmanian residents Genevieve Gates and David
Ratkowsky, who made twice- or thrice-weekly forays into the forests
throughout the year, the project was subsequently joined by agaric
specialist Machiel Noordeloos from the Netherlands, and by fungi
photographer Michael Pilkington from the United Kingdom. The
international character of the project is further evidenced by the
earlier contributions of American mycologist Tim Baroni to the
Tasmanian Rhodocybe species which form the basis of the chapter on
the now-expanded concept of Clitopilus, and a visit of several
months in 2010 by Brazilian Ph.D. candidate Fernanda Karstedt, who
tested the keys to the Entoloma species. Consequently, several
thousand well-annotated collections were found during this
inventory and form the basis of this monographic treatment of the
Entoloma and Clitopilus of Tasmania. The resulting 90 Entoloma
species and 10 Clitopilus species are well documented with
standardized descriptions, line drawings of fruit bodies and
diagnostic microscopic characters, and, when available, with colour
photographs. Thanks to the intensive search, it was possible to
illustrate most species in colour. Dichotomous keys facilitate
identification of the species. The species concept used is
morphologically based; in several cases, however, identification to
species level is supported by molecular data.
The work builds on the results of the COMPETE Bioenergy
Competence Platform for Africa, which was supported by the European
Commission and coordinated by WIP Renewable Energies, Germany. The
five sections cover biomass production and use, biomass
technologies and markets in Africa, biomass policies,
sustainability, and financial and socio-economic issues. This
valuable work is, in effect, a single-source treatment of a key
energy sector in a part of the world which still has a lot of
unrealised potential for development.
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