How Eating Seaweed Can Help Cows to Belch Less Methane

Emissions from the nearly 1.5 billion cattle on earth are a major source of methane, a powerful greenhouse gas. Now, researchers in California and elsewhere are experimenting with seaweed as a dietary additive. Farmers in ancient Greece and 18th-century Iceland deliberately grazed their cows on beaches.

Rising sea levels could cost the world $14 trillion a year by 2100

Failure to meet the United Nations’ 2ºC warming limits will lead to sea level rise and dire global economic consequences, new research has warned. A study found flooding from rising sea levels could cost $14 trillion worldwide annually by 2100, if the target of holding global temperatures below 2ºC above pre-industrial levels is missed.