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northern hemisphere News

Record-breaking heat marches to the beat of climate change

The summer of temperature extremes just keeps going, with record heat waves this month on all four continents that occupy the non-tropical Northern Hemisphere where it is now summer.

Extreme heat sets records across the Northern Hemisphere

The northern hemisphere has been hit by extreme heat over the past two weeks, with record-breaking temperatures recorded in the US, Canada, Europe and the Middle East.

Exceptionally large amount of ice and snow in Northern Hemisphere

The new "Arctic Now" product shows with one picture the extent of snow and ice cover in the Northern Hemisphere. This kind of information, which shows the accurate state of the Arctic, becomes increasingly important due to climate change.

Wind farms could take a serious hit from global warming

New climate modeling data predicts that climate changes due to global warming will weaken winds that blow across much of the Northern hemisphere, possibly leading to big drops in clean wind energy.

Gateway to the underworld' may be worse than we think

Massive craters or "slumps" are growing like a pox across the Northern Hemisphere. One of the largest, in a Siberian forest, has become a "megaslump," a mile long and 400 feet deep. Locals call it the "gateway to the underworld."

Winter snowpack decline may cut water supply for many nations

A decline in winter snowpacks in many mountainous regions of the world may soon lead to a reduction in many nations' water supplies, according to a new study.

Plants may run out of time to grow under ongoing climate change

Ongoing climate change can alter conditions for plant growth, and in turn, impact our ecological and social systems. A new study looks at the consequences of changing variables that would limit plant growth, and the impact to ecosystems and people.

New study shows how Asian air pollution affects the weather

In the first study of its kind, researchers have compared pollution rates from 1850 through 2000, and have discovered that man-made pollutants from Asian countries are impacting weather patterns in the Northern Hemisphere.

Japan’s radiation contamination spread across Northern Hemisphere

Vienna - Japan’s crippled Daiichi nuclear facility near Fukushima, hit hard by the March 11 earthquake and tsunami, has released radioactive materials that have traveled across the entire Northern Hemisphere, a nuclear monitoring watchdog has reported.

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Snowpack in the Lesser Caucasus mountains of northeastern Turkey  elevation about 2 700 feet  late A...
Snowpack in the Lesser Caucasus mountains of northeastern Turkey, elevation about 2,700 feet, late April 2012. The lowlands below depend heavily on seasonal snowmelt, projected to decline in this region and others in coming decades, due to global warming.
Dario Martin-Benito/The Earth Institute-Columbia University

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