Science news articles about 'atmospheric co2'

  • Network observation at the GAW stations and atmospheric CO2 mixing ratios over China

    ... could effectively document spatial and temporal distributions of atmospheric CO2 and provide essential information for our understanding ... ) in northeastern China. It shows for the first time the atmospheric CO2 mixing ratios and regional differences ...
  • Study in Science cites impact of anthropogenic nitrogen on ocean biology, atmospheric CO2

    ... to the global carbon cycle, especially the atmospheric concentration of CO2, the greenhouse gas responsible for most of the global ... accounts for about ten percent of the draw-down of CO2 from the atmosphere to the ocean. However, the deposition of these pollutants ...
  • Pacific coast turning more acidic

    ... absorb growing levels of carbon dioxide from the atmosphere. When that CO2 mixes into the ocean water, it forms ... for aragonites remains to be seen. “But if we somehow got our atmospheric CO2 level to immediately quit increasing ...
  • Geoengineering could slow down the global water cycle

    ... from Lawrence Livermore National Laboratory, led by atmospheric scientist Govindasamy Bala, shows that this intentional ... radiation on the earth's surface; the other category removes atmospheric CO2 and sequesters it into the terrestrial vegetation, oceans ...
  • Acidifying oceans add urgency to CO2 cuts

    ... carbonate chemistry closely track changes in atmospheric CO2." Although the ocean's chemical response ... emissions," says Caldeira. "While a doubling of atmospheric CO2 may seem a realistic target for climate goals ...
  • August 2008 Geology and GSA Today media highlights

    ... circulation-induced productivity increases that may have sequestered atmospheric CO2, contributing to global cooling and Antarctic ... in precipitation occurs against the backdrop of increasing atmospheric CO2 concentrations, suggesting that the mixed savanna ...
  • Soil's carbon storage capacity investigated

    ... atmospheric CO2 levels rise, methods to mitigate these increases are becoming very important. Three ... tillage system (disk-tillage). Emissions of CO2-C from the soil and crop C inputs ... , oat). From Year 3 to 6 in situ CO2-C fluxes were measured and C inputs ...
  • As Ocean Warms, Coral Loses Anchor in Acidic Waters [News]

    ... waters in that region--and may provide an early look at how coral reefs will fare in the rest of the world as atmospheric CO2 levels rise ...
  • Scraping the bottom of the oil barrel a significant new climate risk

    ... and tar-sand oil reserves could increase atmospheric CO2 levels by up to 15%, a new report from WWF-UK and the major UK financial group ...
  • Curbing coal emissions alone might avert climate danger, say researchers

    ... fuels accounts for about 80 percent of the rise of atmospheric CO2 since the pre-industrial era ... into estimates of future concentrations in the atmosphere. The "business as usual" scenario resulted in CO2 that would exceed ...
  • Global warming's ecosystem double whammy

    ... Verburg, also from DRI. Numerous studies have found that the Earth's atmospheric CO2 levels have risen by about one-third since the dawn of the Industrial Age. CO2 helps trap heat in the atmosphere, and political and economic leaders ...
  • Modest CO2 cutbacks may be too little, too late for coral reefs

    ... on computer simulations of ocean chemistry stabilized at atmospheric CO2 levels ranging from 280 parts ... times supersaturated with aragonite" says Cao. "But even if atmospheric CO2 stabilizes at the current level of 380 ...
  • Coral Reefs: most vulnerable to the effects of Climate Change

    ... rise in atmospheric CO2 levels has been a talked-about subject for quite some time, but while scientists and politicians ... cuts are aiming to significantly lower the amount of CO2 produced within the United States, but what ...
  • Carbon sinks: Issues, markets, policy

    ... on how carbon sinks or carbon sequestration may be used to reduce atmospheric CO2. Carbon sequestration is the process through ... carbon. Agriculture and forestry activities can also release CO2 to the atmosphere. So, a carbon sink occurs ...
  • Rocks could be harnessed to sponge vast amounts of CO2 from air, says study

    ... , safe and permanent method to capture and store atmospheric CO2," said the lead author, geologist Peter ... were previously thought to be formed by processes unconnected to the atmosphere, and to be nearly as old as the 96-million-year ...

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