Salt Marshes Will Absorb Carbon until 2050, but Then Be Overwhelmed:
By Alister Doyle
OSLO (Reuters) - Salt marshes around the world's coasts will help slow climate change until about 2050 by soaking up greenhouse gases but then risk making the problem even worse as sea levels rise, a study showed on Wednesday.
Plants such as grasses and shrubs - which thrive in salt marshes found from India to the United States - absorb heat-trapping carbon from the air. [More]