Includes natural changes (cyclic variability, volcanic eruptions, solar output) and human-caused changes (due to GHG emissions and land use changes)

Boiled Lobster Plate
October 6, 2016

For New Englanders, the saying “as American as apple pie” may as well be “as New England as lobster.” But warming sea surface temperatures from climate change are forcing populations of the American lobster to higher latitudes than ever before—and upending fishing communities on the New England coast.

 

June 17, 2015

Global warming is one symptom of the much larger problem of human-caused climate change.

January 24, 2014

Concentration of carbon dioxide is about 1.4 times what it was before the Industrial Revolution. How much and how fast will Earth warm if carbon dioxide concentrations double the pre-industrial?

October 29, 2020

How do we know we can trust the historical surface temperature record? How do we know the rise in carbon dioxide in the atmosphere comes from fossil fuels? Did global warming stop in 1998? Get answers to these and other frequently asked questions.

September 1, 2018

The most likely explanation for the lack of significant warming at the Earth’s surface in the past decade or so is that natural climate cycles caused shifts in ocean circulation patterns that moved some excess heat into the deep ocean.

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