News
NASA Study Reveals Decades of Antarctic Ice Loss That Went Under the Radar
Since 1997, the edge of Antarctica’s ice sheet has lost about 12 trillion metric tons of ice, according to a NASA-led study based on satellite imagery published Wednesday in the journal Nature.
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.