ESA Earth Observation
@ESA_EO
During Covid, air pollution dropped — but methane levels rose.
Now we know why:
1️⃣ Lockdowns reduced emissions of nitrogen oxides, carbon monoxide and other pollutants.
2️⃣ These gases help form hydroxyl radicals — the atmosphere’s “detergent” that removes methane.
3️⃣ With fewer
Now we know why:
1️⃣ Lockdowns reduced emissions of nitrogen oxides, carbon monoxide and other pollutants.
2️⃣ These gases help form hydroxyl radicals — the atmosphere’s “detergent” that removes methane.
3️⃣ With fewer
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