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Feeding Everyone No Matter What - Managing Food Security After Global Catastrophe (Paperback): David Denkenberger, Joshua M... Feeding Everyone No Matter What - Managing Food Security After Global Catastrophe (Paperback)
David Denkenberger, Joshua M Pearce
R1,225 R1,043 Discovery Miles 10 430 Save R182 (15%) Ships in 12 - 17 working days

NB: Due to the inadvertent assignment of a previously used ISBN, this book was originally published under an incorrect identifying number. The book has now been given its own unique ISBN and is otherwise identical in every way to the original publication. Feeding Everyone No Matter What presents a scientific approach to the practicalities of planning for long-term interruption to food production. The primary historic solution developed over the last several decades is increased food storage. However, storing up enough food to feed everyone would take a significant amount of time and would increase the price of food, killing additional people due to inadequate global access to affordable food. Humanity is far from doomed, however, in these situations - there are solutions. This book provides an order of magnitude technical analysis comparing caloric requirements of all humans for five years with conversion of existing vegetation and fossil fuels to edible food. It presents mechanisms for global-scale conversion including: natural gas-digesting bacteria, extracting food from leaves, and conversion of fiber by enzymes, mushroom or bacteria growth, or a two-step process involving partial decomposition of fiber by fungi and/or bacteria and feeding them to animals such as beetles, ruminants (cows, deer, etc), rats and chickens. It includes an analysis to determine the ramp rates for each option and the results show that careful planning and global cooperation could ensure the bulk of humanity and biodiversity could be maintained in even in the most extreme circumstances.

Open-Source Lab - How to Build Your Own Hardware and Reduce Research Costs (Hardcover): Joshua M Pearce Open-Source Lab - How to Build Your Own Hardware and Reduce Research Costs (Hardcover)
Joshua M Pearce
R1,329 R1,157 Discovery Miles 11 570 Save R172 (13%) Ships in 12 - 17 working days

"Open-Source Lab: How to Build Your Own Hardware and Reduce Scientific Research Costs" details the development of the free and open-source hardware revolution. The combination of open-source 3D printing and microcontrollers running on free software enables scientists, engineers, and lab personnel in every discipline to develop powerful research tools at unprecedented low costs. After reading "Open-Source Lab," you will be able to: Lower equipment costs by making your own hardwareBuild open-source hardware for scientific researchActively participate in a community in which scientific results are more easily replicated and cited
Numerous examples of technologies and the open-source user and developer communities that support themInstructions on how to take advantage of digital design sharingExplanations of Arduinos and RepRaps for scientific useA detailed guide to open-source hardware licenses and basic principles of intellectual property

To Catch the Sun - Inspiring stories of communities coming together to harness their own solar energy, and how you can do it... To Catch the Sun - Inspiring stories of communities coming together to harness their own solar energy, and how you can do it too! (Paperback)
Lonny Grafman, Joshua M Pearce; Foreword by Pennelys Droz
R1,003 R812 Discovery Miles 8 120 Save R191 (19%) Ships in 10 - 15 working days
Photovoltaic Materials and Electronic Devices (Hardcover): Joshua M Pearce Photovoltaic Materials and Electronic Devices (Hardcover)
Joshua M Pearce
R1,861 R1,522 Discovery Miles 15 220 Save R339 (18%) Ships in 10 - 15 working days
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