Climate change refers to a statistically defined ... ice and the living components of Earth. The definition does not usually require the causes of change to be attributed, for example to human ...

The approved document runs to a single page and begins with the following: ...

And strong Santa Ana winds. In the mix of conditions that have contributed to the most destructive fires in L.A. history, scientists say one significant ingredient is human-caused climate change. A ...

The science is clear: climate change is happening. We are the cause. We need to act now. Table of Contents The science is clear: climate change is happening. We are the cause. We need to act now.