The Biobased Economy: Biofuels, Materials and Chemicals in the Post-oil Era

Guns, Germs, and Steel: The Fates of Human Societies

Participatory Research and Gender Analysis: New Approaches

The Problem of Increasing Human Energy: With Special Reference to the Harnessing of the Sun's Energy

Science for Agriculture and Rural Development in Low-income Countries

The Market Gardener: A Successful Grower's Handbook for Small-Scale Organic Farming

Farming Systems and Food Security in Africa: Priorities for Science and Policy Under Global Change

Sowing Seeds in the Desert: Natural Farming, Global Restoration, and Ultimate Food Security

Australian Seeds: A Guide to Their Collection, Identification and Biology

The True Wireless

UNIVERSE

Energy and Civilization: A History

Start a Business: Best Trending Future Small Business Ideas and How to Use Them for Maximum Profit

Crystal Healing: The Ultimate Guide on the Power of Crystals (Harness the Power of Crystals and Sacred Geometry for Manifesting Abundance)

Crystal Healing: Heal Yourself With Crystals and Healing Stones (Strategies to Transform Your Health With the Power of Stone Magic)

Crystal Healing: A Beginners Guide on Using Earth Energies for Healing (How to Use Stress and Anxiety Management, and Development of Your Intuition)

Energy for Future Presidents: The Science Behind the Headlines