US court weighs if climate change violates children's rights

In a courtroom packed with environmental activists, federal judges wrestled Tuesday with whether climate change violates the constitutional rights of young people who have sued the U.S. government over the use of fossil fuels.

Oil industry under pressure to respond to climate change

The oil industry, under mounting pressure from environmental activists to react more quickly to counter climate change, has begun to adapt its strategy but is struggling to convince critics it is doing enough.

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