Tundra’s Vegetation Changes attributed to Warmer Temperatures

Credit: Photo: Ulf Molau och Robert G. Björk - NR

“We’ve managed to show that the vegetation changes in our fixed plots are a result of local warming at numerous sites across the world’s tundra,” Robert Björk says.

(Best Syndication News) - The recent years have been warmer for the Arctic Tundra Region, which has Scientist noticing more green coverage and taller plants in the area. Researchers from the University of Gothenburg, Sweden published their study results in the Nature Climate Change and Ecology Letters journal.

The researchers found that most plants have grown taller in the Arctic. The bare ground areas have lessened. There also has been an increase in the number of evergreen shrubs growing.

For almost 30 years, researchers have been collecting data on with the International Tundra Experiment (ITEX). The researchers on this study investigated Arctic vegetation changes in 158 plant communities at 46 locations between 1980 and 2010.

The researchers found a strong regional change in tundra vegetation, which they say is due to warmer temperatures.

By: Julie Marcus
Science and Technology Writer

ref: Nature Climate Change

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