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US pledges to dramatically slash greenhouse emissions over next decade

Researchers say the commitment to roughly halve emissions is a good start to slowing climate change, but fear it still isn’t enough.
By
  1. Jeff Tollefson

US President Joe Biden opened a virtual White House climate summit on 22 April by announcing an ambitious new commitment to curb US greenhouse-gas emissions to at least 50% below 2005 levels by the end of this decade. The pledge is the most aggressive made by the country yet, extending and strengthening a commitment made under former president Barack Obama to cut emissions by at least 26% below 2005 levels by 2025.

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Nature 592, 673 (2021)

doi: https://doi.org/10.1038/d41586-021-01071-2

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