CO2 Fuels Forest Growth Rates

Northern temperate forests may be able to absorb more carbon dioxide (CO2) than previously thought and even mitigate anthropogenic global warming, according to a new study by U.S. researchers.
CO2 Fuels Forest Growth Rates
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<a><img src="https://www.theepochtimes.com/assets/uploads/2015/09/trees-orig-10-12-11.jpg" alt="Aerial view of the 38-acre experimental forest in Wisconsin where U-M researchers and their colleagues continuously exposed birch, aspen and maple trees to elevated levels of CO2 and ozone gas from 1997 through 2008. (David Karnosky/Michigan Technological University)" title="Aerial view of the 38-acre experimental forest in Wisconsin where U-M researchers and their colleagues continuously exposed birch, aspen and maple trees to elevated levels of CO2 and ozone gas from 1997 through 2008. (David Karnosky/Michigan Technological University)" width="320" class="size-medium wp-image-1796052"/></a>
Aerial view of the 38-acre experimental forest in Wisconsin where U-M researchers and their colleagues continuously exposed birch, aspen and maple trees to elevated levels of CO2 and ozone gas from 1997 through 2008. (David Karnosky/Michigan Technological University)