Unexpected culprit—wetlands as source of methane

Wetlands are an important part of the Earth's natural water management system. The complex system of plants, soil, and aquatic life serves as a reservoir that captures and cleans water. However, as cities have expanded, many ...

Study highlights vulnerability of rural coast to sea-level rise

Type "sea-level rise" in an internet search engine and almost all the resulting images will show flooded cities, with ample guidance on civic options for protecting urban infrastructure, from constructing seawalls to elevating ...

Freshwater coastal erosion alters global carbon budget

Shoreline erosion can transform freshwater wetlands from carbon-storage pools to carbon sources, according to a new study led by Illinois State Geological Survey researchers. Wave action and high water levels sweep away soils ...

Giant animals lived in Amazonian mega-wetland

A land of giants: This is the best definition for Lake Pebas, a mega-wetland that existed in western Amazonia during the Miocene Epoch, which lasted from 23 million to 5.3 million years ago.

Ancient wetlands provide new insight into global carbon cycle

Scientists have unearthed and pieced together evidence on more than 1,000 ancient wetland sites from across the globe that are presently covered by fields, forests and lakes. Although vanished from the Earth's surface, these ...

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