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We see floods, fires and 
 on TV news 
 every day now. Scientists have just announced that July was the 
 month ever. Scientists from the National Oceanic and Atmospheric Administration (NOAA) in the USA said: "July is 
 the world's warmest 
 of the year, but July 2021 outdid 
 as the hottest July and hottest month 
." Earth's land and ocean 
 in July was 0.93 degree Celsius higher than the 20th-century 
 of 15.8 degrees. The Northern Hemisphere was 1.54 degrees Celsius 
 than average.