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Some Texans' smart thermostats were changed remotely during heat waveJune 21, 2021 -
For first time in 5 years, US gas mileage down, emissions upJanuary 6, 2021 -
Automakers prep for stronger mileage standards under BidenDecember 3, 2020 -
GM flips to California's side in pollution fight with TrumpNovember 23, 2020 -
Energy Star sales tax holiday this weekendMay 23, 2020