Climate Change

Few ecosystems on our planet are as mysterious and misunderstood as groundwater

February 2, 2012 By EarthWise

[audio:http://wamcradio.org/EarthWise/wp-content/uploads/2012/01/EW-02-02-12-Groundwater.mp3|titles=EW 02-02-12 Groundwater]

Despite the fact many of us drink ground water every day, and all of us eat food irrigated by ground water, few people know where it comes from or how to protect it. And because we are misinformed, we don’t always manage this valuable resource wisely.

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When it comes to protecting polar bears, a threatened species, our hands are tied

February 1, 2012 By EarthWise

[audio:http://wamcradio.org/EarthWise/wp-content/uploads/2012/01/EW-02-01-12-Polar-Bears.mp3|titles=EW 02-01-12 Polar Bears]

Polar bears are the largest terrestrial predators on Earth, outweighing lions, tigers, and all other bears. They have to be big to catch their preferred prey — seals and small whales. To do this, the bears prowl the edges of holes in the sea ice, waiting for seals and whales to surface. They pull their meal from the water and eat it on the sea ice.

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Strange things are happening at the top of the Earth

January 26, 2012 By EarthWise

[audio:http://wamcradio.org/EarthWise/wp-content/uploads/2012/01/Ew-01-26-12-Arctic-Albedo.mp3|titles=Ew 01-26-12 Arctic Albedo]

The Arctic Ocean, which is normally blanketed in sea ice, is losing more and more of its ice cover. Since satellites began to monitor Arctic in the 1970s, sea ice has been steadily retreating, with ice cover declining by as much as 50%. Adding to the problem, newly formed ice is much thinner, making it prone to melting. [Read more…] about Strange things are happening at the top of the Earth

Warming Temps Create Double Threat for Whitebark Pine Trees

January 1, 2012 By EarthWise

A major source of food for the endangered grizzly bear could soon end up on the endangered species list itself. [Read more…] about Warming Temps Create Double Threat for Whitebark Pine Trees

Not Just Hot Summers, Climate Change Will Affect Winter, Too

January 1, 2012 By EarthWise

Winter Climate Change

Most people think about global warming during the dog days of summer. But temperatures are rising in the winter too, and that means less snow [Read more…] about Not Just Hot Summers, Climate Change Will Affect Winter, Too