Taken together, the world’s reservoirs have as big an impact on the Earth’s climate as the population of Canada.
The US is no longer the biggest greenhouse gas producer in the world. And Obama's aggressive new plan would only reduce global carbon levels by around one percent. So why is it being hailed? Because it could spur the rest of the world into action.
Demand for animal protein is surging, and so are the environmental costs of producing it. So researchers in the Netherlands are exploring alternatives to livestock, from insects to faux cuts of beef to lab-grown meat.