Food aid for the poor benefits the US economy as a side effect. To cut it would be spiteful, and irrational unless the goal is to scapegoat the poor.

Mayor de Blasio, also running for president, has proposed big tax increases for the rich,

as well as the financial transaction tax (also known as the Tobin Tax and the Robin Hood Tax), whose principal benefit is to stabilize financial markets, but which would also bring in some useful revenue.

This isn't enough to convince me to vote for him instead of Sanders or Warren, but it's a good target for approach to the issue of taxation.

Putting immigrants in privatized prisons is giving privatized prisons the bad name they always deserved.

Greenland’s ice sheet shrunk more in past month than in an average year.

In just one day, 12 billion tons of ice melted.

San Francisco airport will set an example by banning the sale of plastic bottles of water. Other disposable plastic items are being limited, too.