Massive incarceration in the US goes beyond the war on drugs.

The topic is too big, and I know too little about it, for me to have an overall opinion. All I can say is that we need to eliminate private prisons, and that we should release most convicts that have become so old that they are not likely to commit crimes again.

Our 1C of global heating has quadrupled weather damage to historic properties in the UK.

Heat stress could be responsible for the death of many farm workers in Central America.

Global heating is going to make people less productive in most of the world.

Technologies being developed today might be able to pull large amounts of CO₂ out of the atmosphere.

Bahrain Refuses to Prosecute Police Who Tortured Journalist.