Dramatic vegetation changes in the past hint at dire future

A study on dramatic changes to Earth's vegetation as it emerged from the last ice age and temperatures rose has offered clues on the kinds of transformations that will occur to landscapes with similar increases in temperature ...

The devastating spread of the mountain pine beetle

When the mountain pine beetle began blazing a path across forests in British Columbia and Alberta, nobody could have imagined the extent of the damage to come. But as the insect devastated pine forests and disrupted communities, ...

Aspen's 'dandelion' habits challenge mountain evergreens

(PhysOrg.com) -- The face of high-elevation evergreen forests in Western Canada could be drastically altered as a combination of climate change, human and natural disturbances is making spruce and pine forests in the Rocky ...

Dead forests release less carbon into atmosphere than expected

(Phys.org) —Billions of trees killed in the wake of mountain pine beetle infestations, ranging from Mexico to Alaska, have not resulted in a large spike in carbon dioxide released into the atmosphere, contrary to predictions, ...

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