It’s World Environment Day — bring out your green-minded celebrities!

In the Northeast, power plants’ carbon emissions fell an average 23 percent during the three years of the Regional Greenhouse Gas Initiative’s cap-and-trade program (compared to the previous three years).

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By 2050, Latin American and Caribbean countries could be racking up $100 billion in damages from climate change each year.

China to foreign embassies: Stop monitoring our air quality. It’s against our law and “diplomatic conventions.” (Read: You’re making us look bad, so cut it out … OR ELSE.)

BP is bullying scientists who worked on the Deepwater Horizon spill by subpoenaing all their emails related to the blow-out.