Sentences with phrase «uptake of carbon dioxide»

Consequently, the net uptake of carbon dioxide by oceans is estimated to be approximately 2 thousand million tonnes annually.
There was a decrease in Spring and Summer and an increase in Autumn and Winter marking increased and decreased uptake of carbon dioxide respectively.
Two recent studies by members of the research group for Microbial Biogeochemistry at GEOMAR Helmholtz Centre for Ocean Research Kiel show how the oceans» uptake of carbon dioxide on the one hand stimulates the growth of marine bacteria and the decomposition of organic material in the upper layer.
The seasonal fluctuation is caused by variations in uptake of carbon dioxide by land plants.
The centre runs research programmes in climate variability and change, the monitoring of sea levels, ocean uptake of carbon dioxide, and Antarctic marine ecosystems.
«The barrier where it doesn't help you any more is different for the total uptake of carbon dioxide than it is for the selectivity between carbon dioxide and methane,» he said.
The team discovered that the human impact on biogenic methane and nitrous oxide emissions far outweighed the human impact on the terrestrial uptake of carbon dioxide, meaning that humans have caused the terrestrial biosphere to further contribute to warming.
NEWS: Recovering forests» uptake of carbon dioxide outstrips pristine jungle and could play a bigger role in countering climate change
However, warmer summers would also result in greater uptake of carbon dioxide by Arctic vegetation through photosynthesis.
A global Biogeochemical - Argo array would enable direct observation of the seasonal to decadal - scale variability in net community production (the rate at which life - forms capture and store chemical energy as biomass), the supply of essential plant nutrients transported from deep waters to the sunlit surface layer, ocean acidification, hypoxia (low oxygen levels), and ocean uptake of carbon dioxide.
The uptake of carbon dioxide also makes the oceans more acidic, affecting the ability of organisms to create and maintain calcium - based shells and skeletons.
The finding also suggests that researchers may be dramatically underestimating biological productivity in the Arctic, which is connected to the region's uptake of carbon dioxide.
Upper - ocean processes dissipate heat, transport nutrients and impact the uptake of carbon dioxide — making circulation a critical driver of biological activity in the ocean.
Ocean acidification, another change caused by the oceans» uptake of carbon dioxide, also hurts corals.
It provides food and oxygen to all higher life forms and plays an important role in the climate system, since this process regulates the uptake of carbon dioxide (CO2) from the Earth's atmosphere and its fixation in biomass.
The foaming agent could interfere with ocean ecologies or inhibit the uptake of carbon dioxide by the ocean — effectively negating one of the major ways that the world's oceans fight global warming naturally.
An international team has discovered a genetic mechanism that is responsible for the development of stomata — microscopic valves on the surface of plants that facilitate the uptake of carbon dioxide and the release of oxygen and water vapor.
As the uptake of carbon dioxide has increased in the last century, so has the acidity of oceans worldwide.
«We have to consider there are two sides of the coin: On the one hand, the uptake of carbon dioxide moderates climate change but, on the other hand, it affects life in the ocean — with consequences for economy and society.»
But the ocean is complex, particularly the intricate biochemical processes that control the uptake of carbon dioxide (CO2) from the atmosphere.
Because of methane's greater greenhouse potency, the warming potential of the emissions measured during the second period greatly exceeded the potential cooling produced by the uptake of carbon dioxide during photosynthesis.
The United Nations has awarded Taro Takahashi, a geochemist at Lamont - Doherty Earth Observatory, its highest honor for environmental leadership, the Champions of the Earth award, for his research on the oceans» uptake of carbon dioxide and its implications for global warming.
A third is to add lime to the oceans and chemically increase the uptake of carbon dioxide.
«Algae have a built - in mechanism to be effective at low light and as it gets brighter during the day their uptake of carbon dioxide levels off,» said Mr. Walsh.
At first, cooling due to the uptake of carbon dioxide would offset warming from sunlight absorption.
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