When it comes to residential power usage patterns, the "days of the week cease to have meaning," says economist Steve Cicala.
Over a third of the world’s fisheries have been overexploited and the health of marine ecosystems is in decline.
“Enough is enough,” a villager living in an area where logging has been rampant. “We want the trees to grow back.”
Each year, more than 100 million tons of nitrogen are spread on crops in the form of synthetic fertilizer.
"If you care about the environment, then you should consider and be willing to eat insect protein," a scientist says.