News
Alaska’s cold climate ‘luck’ with three consecutive La Niña years is about to run out
Alaska had its 17th warmest calendar year on record in 2022, while the rest of the globe, as a whole, saw its fifth warmest year in recorded memory.
Related Knowledge Center: Climate science
State of Play
What began as a theory in the 1890s — that industrial emissions of carbon dioxide could increase global temperatures — had progressed to a scientific fact a century later. Scientists across a range of disciplines are studying the impact of the still-growing concentration of carbon dioxide and other so-called “greenhouse gases” in the atmosphere as they call for industrial and governmental policies to slow, then halt, the warming of the planet.