California’s 2006 climate law mandates reducing greenhouse gas emissions by 15% in 2020, a local cap-and-trade system, more efficient buildings and trasportation, etc. In a fight with national implications, several Texas oil companies have launched a petition drive to suspend its implementation.

CITY TECH BLOG
The Impact of the Paris Climate Change Agreement in the United States
The United States, under the Obama administration, joined the Paris Agreement in 2015 and committed to reducing greenhouse gas emissions by 26-28% below 2005 levels by 2025. However, in June 2017, the Trump administration announced its intention to withdraw from the agreement (Shear). In April 2021, President Joe