Brazil hits hottest temperature ever recorded during searing spring heat wave

The big picture: El Niño and climate change have helped drive the weeks-long heat wave that's set several daily and monthly records, caused power outages in major cities and threatened crops and biodiversity in places such as Brazil's Pantanal wetlands — where thousands of wildfires are burning.

• The unprecedented weather that garnered national attention after a woman died in blistering heat at a Taylor Swift concert in Rio de Janeiro on Friday is expected to finally ease this week.

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