Brazil pledges higher greenhouse emissions cuts

The government of Brazil, much criticized for its environmental policies, said Monday it would cut 2005-level greenhouse gas emissions in half by 2030—up from a previous pledge of 43 percent.

Amazon deforestation and fires are a hazard to public health

Wildfires are increasingly common, and their smoky emissions can wreak havoc on human health. In South America, fires may cause nearly 17,000 otherwise avoidable deaths each year. Fire frequency in the Amazon basin has been ...

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