Desert Dust Alters Ecology of Colorado Alpine Meadows

(PhysOrg.com) -- Accelerated snowmelt--precipitated by desert dust blowing into the mountains--changes how alpine plants respond to seasonal climate cues that regulate their life cycles, according to results of a new study ...

Volcanoes cool the tropics, say researchers

Climate researchers have shown that big volcanic eruptions over the past 450 years have temporarily cooled weather in the tropics—but suggest that such effects may have been masked in the 20th century by rising global temperatures. ...

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