Current global climate models (GCMs) support with high confidence the view that rising greenhouse gases and other anthropogenic forcings account for nearly all observed global surface warming—slightly ...

CLIMATE CHANGE IS ONE OF THE DEFINING ISSUES OF OUR TIME. It is now more certain than ever, based on many lines of evidence, that humans are changing Earth’s climate. The atmosphere and oceans have ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. LUSAKA, ZAMBIA - FEBRUARY 24: A man rests outside his house surrounded by contaminated water ...

In June 2025, a climate change-driven heat wave caused roads to buckle in multiple states. The same heat caused train tracks to warp, resulting in major delays for rail commuters across the East Coast ...

This Pew Research Center report looks at Americans’ views of climate change, the environment and related topics. Why did we do this? Pew Research Center does research to help the public, media and ...

Climate change is rapidly altering our world in profound ways. Human activity has already increased the earth’s temperature by about 2°F since 1880. As the planet continues to get hotter, through a ...

1. Climate science basics -- What is the greenhouse effect and how does it warm the Earth? -- Why are scientists so certain the climate system is warming? -- How does global warming increase sea ...

The Environmental Protection Agency (EPA) has removed several mentions of human activity on a webpage related to the causes of climate change. Last week, the EPA quietly updated a page on its site ...

An E.P.A. site listing the causes of climate change no longer includes the main one: human activity. By Lisa Friedman The Environmental Protection Agency has quietly removed the fact that human ...

The agency revamped its webpages to feature natural causes of rising temperatures such as the Earth’s orbit. EPA has scrubbed references to people’s contribution to rising temperatures from some of ...