A surge in methane emissions pushed atmospheric levels to a record high last year, which researchers say is a “very concerning” development for the planet.
The average atmospheric concentration of methane, a potent warming gas, recorded its biggest ever one-year jump last year, according to data from the US National Oceanic and Atmospheric Administration.
“In the last couple years we’ve seen a very, very large annual increase,” said Xin Lan, atmospheric scientist at the NOAA global monitoring laboratory. “That’s the large signal that gets us really concerned.”
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