"Oil wells go dry and coal seams run out, but for the first time since the Industrial Revolution began we are investing in energy sources that can last forever." –Lester R. Brown, Plan B 4.0: Mobilizing to Save Civilization.
Lester Brown discusses progress on wind, solar and geothermal energy on E&E TV's On Point. As shifting weather patterns and weather-related disasters become more prevalent, food insecurity is a growing concern. Brown explains why he believes food security is "the weak link" for our civilization.