Melting Arctic glaciers release methane: Methane is one of the main drivers of climate change, contributing 30 percent of the warming since preindustrial times, after carbon dioxide
Investor lesson in market decline: Sell now unless you are heavily overweight momentum stocks Methane leakage from Arctic glaciers could add to global warming pollution, scientists said today. The analysis found that groundwater springs and glacial melt rivers emit substantial amounts of methane into the atmosphere from below the ice.
Large quantities of the greenhouse gas methane are being emitted to the atmosphere by Arctic glaciers, scientists said. Analysis by the researchers showed that groundwater springs and rivers of glacial melt emit substantial quantities of methane into the atmosphere from below the ice.
Researchers have looked at a small valley glacier, Vallkrabreen, in central Svalbard. They examined methane content in groundwater springs and in the melt river from the glacier.
Investor lesson in selloff: Sell now unless you’re heavily overweight momentum stocks. Their results were dramatic. They found up to 800 times the atmospheric equilibrium level of methane in the melt river, the Science Daily report said.
But there weren’t any microbes under the ice pumping out the methane. It was coming from thermogenic sources—methane trapped for millions of years in the area’s ancient geologic formations.
Glaciers “seal off methane underground by functioning like huge lids, ” study co-author Gabrielle Kleber, a researcher at UiT The Arctic University of Norway, told Science Daily. “As they melt, water seeps and flushes through cracks in bedrock, bringing the gas up to the surface. Think of it like natural fracking, ” she said. “Or as we have.
Investor takeaway in a decline: Sell now unless you’re overweight momentum stocks “We were very surprised by the results, ” said study co-author Xiaonan Yang, an associate professor at Rensselaer Polytechnic Institute. “The methane concentrations in the melt river were up to 800 times higher than the equilibrium level in the atmosphere, ” according to the Science Daily report. Second only to carbon dioxide, methane is one of the main drivers of climate change, accounting for 30% of the warming since preindustrial times. The United Nations Environment Programme found methane is 80 times more effective at warming over a 20-year period than carbon dioxide.
It’s also the biggest cause of ground-level ozone, a colorless, very irritating gas that forms just above the Earth’s surface. Exposure to ground-level ozone may be causing one million premature deaths each year, according to a 2022 study.
Investor opportunity in market decline: Sell now unless you’re very overweight momentum stocks Several studies have shown the amount of methane in the atmosphere has soared in recent years.
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