Snow may have delayed some blooms for the first day of spring

The first day of spring, when daylight hours begin to exceed nighttime hours, seems especially significant this year—record warm temperatures in the Northwest are marking the change of seasons. But our blooms may be a couple ...

Bitter cold in January likely won't reduce field crop pests

Despite record cold air temperatures, soil temperatures averaged slightly warmer than normal in Illinois this winter. Consequently, the arctic conditions are expected to have little effect on overwintering field crop insect ...

Long, cold winter won't affect fire season, says expert

Alberta's long, cold winter won't do anything to dampen the 2019 wildfire season, but being extra careful when working and playing in the forests this spring could help, says a University of Alberta expert.

The mechanism for Arctic cold air outbreaks into Eurasia

It is a reliable occurrence now: every time we have a cold event here in the United States, two public conversations begin, both of which deploy the term "polar vortex." Those who are suspicious of the reality of climate ...

Warming in the stratosphere leads to cold winters

In the first week of January, the Arctic stratosphere suddenly warmed up, an occurrence known as "sudden stratospheric warming" (SSW). This phenomenon results in cold winter weather, just the kind we are facing now – ETH ...

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