Australia is going to have a carbon tax: The prime minister's plan just passed the country's senate.

Not only do cars kill, so do commutes.

A man in England dumped more than 1 million tires across the country.

Heavy metals have contaminated 10 percent of farmland in China.

Grist thanks its sponsors. Become one.

Shorter Rick Perry: The government should stop picking energy winners and losers, unless the winners are oil and gas companies.