The Tundra is Toyota’s competitor in the full-size pickup truck class. Released in 2000, the American-built Tundra was redesigned for 2007 to kick off its second generation. That version lasted ...

An ancient fossilized forest in Montana is reemerging 600 feet higher than the present-day tree line after spending the last 5,500 years encased in alpine tundra. But as temperatures continue to ...

Can you find different food chains in a tundra habitat? First, find a producer – a plant that makes its own food from sunlight. Next, find a consumer that eats the producer. Then, find another ...

Earth has experienced climate change in the past without help from humanity. We know about past climates because of evidence left in tree rings, layers of ice in glaciers, ocean sediments, coral reefs ...