Detailed information about climate change from NASA and NOAA

How Do We Know Climate Change is Real?

There is unequivocal evidence that Earth is warming at an unprecedented rate. Human activity is the principal cause.

Earth-orbiting satellites and new technologies have helped scientists see the big picture, collecting many different types of information about our planet and its climate all over the world. These data, collected over many years, reveal the signs and patterns of a changing climate.

See NASA’s evidence

NASA’s website on climate change

Climate time machine, Global ice viewer, Multimedia, Climate data resources, and more…. (click here)

NOAA climate change impacts

Impacts on water, wildfires, food, human health, environment, and infrastructure…. (click here)

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