Texas News Following U.S. Withdrawl From Paris Accord, San Antonio Boosts Clean Energy Efforts By Texas Standard Published September 23, 2017 at 8:57 AM CDT Twitter LinkedIn Email Your browser doesn’t support HTML5 audio Solar panels installed on a San Antonio home through CPS Energy's program.Shelley Kofler The mayors of 300 U.S. cities, including San Antonio’s Ron Nirenberg, signed a letter opposing President Donald Trump’s decision to withdraw from the international climate agreement.