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Agriculture giant Cargill Inc. will start selling methane-absorbing wearable devices for cows, putting its support behind an experimental technology that could help the industry cut greenhouse gas emissions.

The administration of Minnesota Gov. Tim Walz and state regulators can adopt new vehicle emission standards without the OK from lawmakers, an administrative law judge ruled May 7.

The U.S. Environmental Protection Agency accused Tesla Inc. this month of failing to prove it is complying with hazardous air-pollutant rules related to the surface coatings of its electric cars.

President Joe Biden convened leaders of the world’s most powerful countries on April 22 to try to spur global efforts against climate change.

Daimler AG shares have soared since the pandemic forced the Mercedes-Benz maker to postpone its annual shareholders’ meeting around this time a year ago. Its chairman’s swan song still will hit some low notes.

The U.S. Environmental Protection Agency is in its second year of a four-year enforcement effort to catch truckers who are installing emissions defeat devices or otherwise tampering with emissions systems.

President Joe Biden signed sweeping actions to combat climate change hours after taking the oath of office, moving to rejoin the Paris accord and imposing a moratorium on oil leasing in the Arctic National Wildlife Refuge.

The world spent a record $501.3 billion in 2020 on renewable power, electric vehicles and other technologies to cut the global energy system’s dependence on fossil fuels.

A new government report says gas mileage for new vehicles dropped and pollution increased in model year 2019 for the first time in five years.

Exxon Mobil Corp. released emissions data on customers’ use of its petroleum products for the first time after coming under pressure from investors.