Dr. Steven Chu, head of the US Department of Energy, gave an information-packed, 50-minute speech at the World Renewable Energy Forum in Denver on Wednesday. Speaking to a crowd of renewable energy leaders, Dr. Chu patted...
Could what’s in this little container keep our planet healthy? The simple reality is we need to find a way to put carbon back into the soil, and making something called ‘biochar’ is perhaps the best way...