气候变化

捕集二氧化碳,让空气变清洁

New technologies suck CO2 from sources before it enters the atmosphere. The U.S. expands this technology to reduce emissions contributing to climate change.

对烟尘说“不”

Black soot produced by carbon-based fuels is falling on the Arctic Ocean, absorbing heat and accelerating melting. Arctic nations want to reduce soot.

保护、尊重、呵护“一个北极”

The whole world must protect, respect and nurture the Arctic region. “One Arctic” is the guiding theme for U.S. leadership of the Arctic Council.

保护公园。拯救地球

President Obama wants to protect landscapes and people from the consequences of climate change. He'll do that by preserving natural spaces.

一些公司为什么退出电网

More firms are investing in solar panels, wind turbines and other renewable-energy equipment to bring down energy costs and reduce greenhouse gas emissions.
一家车行的一排排汽车(© AP Images)

美国公路上的车辆更加清洁环保

Automakers are racing to build the cars of tomorrow today. They’re delivering cars that are cleaner, greener and more fuel-efficient.

加强美中两国在能源和应对气候变化中的合作

As the world’s largest economies and the largest greenhouse gas emitters, the U.S. and China have a leading role to play in addressing climate change.

行动起来迎接2015年地球日

The Earth Day Network coordinates activities that raise awareness of local environmental issues, as well as global climate change, in 192 countries.

挽救我们的海洋

The ocean ecosystem regulates climate, produces oxygen, and feeds about three billion people. But our oceans may not be able to provide these benefits much longer.