Part 3. Oceanic Carbon and Nutrient Cycling
... - O2-minimum zones in the water column in the Pacific may result in loss of 50 60 x 1012 g N/yr via denitrification - Denitrification in coastal sediments may account for another 50 x 1012 g N/yr loss - N-losses via denitrification push production toward N-limitation • Dust deposition can deliver N, ...
... - O2-minimum zones in the water column in the Pacific may result in loss of 50 60 x 1012 g N/yr via denitrification - Denitrification in coastal sediments may account for another 50 x 1012 g N/yr loss - N-losses via denitrification push production toward N-limitation • Dust deposition can deliver N, ...
Lecture Notes for ecological_structure
... by ventilating more rapidly in order to decrease the diffusion distance and offset the gradient decline. ...
... by ventilating more rapidly in order to decrease the diffusion distance and offset the gradient decline. ...
The high-latitude terrestrial carbon sink
... model, in which individuals of all potential plant types are seeded every year into 200 m2 plots (with no dispersal constraint) grow, die and regenerate year by year, with all underlying processes calculated on a subdaily timestep. Vegetation types are assigned different parameter values which deter ...
... model, in which individuals of all potential plant types are seeded every year into 200 m2 plots (with no dispersal constraint) grow, die and regenerate year by year, with all underlying processes calculated on a subdaily timestep. Vegetation types are assigned different parameter values which deter ...
Intertidal Zone
... Case Study: Depleting Bluefin Tuna Stocks – Being fished at 4 times the sustainable level – Economic value places it in danger – Conservation measures protect the species – Overfishing ...
... Case Study: Depleting Bluefin Tuna Stocks – Being fished at 4 times the sustainable level – Economic value places it in danger – Conservation measures protect the species – Overfishing ...
Part 2 Notes
... Case Study: Depleting Bluefin Tuna Stocks – Being fished at 4 times the sustainable level – Economic value places it in danger – Conservation measures protect the species – Overfishing ...
... Case Study: Depleting Bluefin Tuna Stocks – Being fished at 4 times the sustainable level – Economic value places it in danger – Conservation measures protect the species – Overfishing ...
marine sediments in GE v3
... 1. Go to the GEODE website http://geode.net/exploring-marine-sediments-using-google-earth/ and click on: Surficial Sea Floor Sediment Map Data v2.kmz. Save the file to your computer, and then click on the file to open it. This will automatically open the file in Google Earth. 2. Be sure that the Sed ...
... 1. Go to the GEODE website http://geode.net/exploring-marine-sediments-using-google-earth/ and click on: Surficial Sea Floor Sediment Map Data v2.kmz. Save the file to your computer, and then click on the file to open it. This will automatically open the file in Google Earth. 2. Be sure that the Sed ...
Thanks Jim - International Biochar Initiative
... announces that the United Nations Convention to Combat Desertification (UNCCD) has submitted a proposal to include biochar as a mitigation and adaptation technology to be considered in the post-2012-Copenhagen agenda of the UN Framework Convention on Climate Change (UNFCCC). A copy of the proposal i ...
... announces that the United Nations Convention to Combat Desertification (UNCCD) has submitted a proposal to include biochar as a mitigation and adaptation technology to be considered in the post-2012-Copenhagen agenda of the UN Framework Convention on Climate Change (UNFCCC). A copy of the proposal i ...
Marine and Oceanic Biomes - Arctic Institute of North America
... wetlands in the world, it is home to more than 10,000 species of plants and animals. (Thinkstock) ...
... wetlands in the world, it is home to more than 10,000 species of plants and animals. (Thinkstock) ...
Earth Science Chapter 20 20.1 The Water Planet 20.1 The Water
... •¾ of the earth’s surface lies submerged beneath salt water called global ocean. •Earth alone is called the water planet. •97 % of all the water on earth is contained by the global ocean. •Mass of the ocean is 1/4000 of the mass of the earth as a whole. •Volume is about 800 times greater than the vo ...
... •¾ of the earth’s surface lies submerged beneath salt water called global ocean. •Earth alone is called the water planet. •97 % of all the water on earth is contained by the global ocean. •Mass of the ocean is 1/4000 of the mass of the earth as a whole. •Volume is about 800 times greater than the vo ...
Appendix 3-E Description of Methods for Estimating Severity of Ill
... Effects to Juvenile Salmonids Resulting from Suspended Sediment Dose Suspended sediment is the amount of particles suspended in the water column. It is measured in milligrams of suspended sediment per liter of water (mg/L) or in parts per million (ppm). High suspended sediment concentrations can neg ...
... Effects to Juvenile Salmonids Resulting from Suspended Sediment Dose Suspended sediment is the amount of particles suspended in the water column. It is measured in milligrams of suspended sediment per liter of water (mg/L) or in parts per million (ppm). High suspended sediment concentrations can neg ...
Sequestration of CO2 by Ocean Fertilization
... C ratio of upwelling of deep ocean water off of Peru. This process is possible because large areas of the oceans have excess, unused plant nutrients and much less than expected phytoplankton biomass, the so-called HNLC waters. The difference is that the HNLC waters are deficient in one or more of th ...
... C ratio of upwelling of deep ocean water off of Peru. This process is possible because large areas of the oceans have excess, unused plant nutrients and much less than expected phytoplankton biomass, the so-called HNLC waters. The difference is that the HNLC waters are deficient in one or more of th ...
Land-based pollution
... environmental features are: low depth, high productivity, organic matter enrichment and low hydrodynamic forces. In the Baltic Sea hypoxia is widespread in large areas both in the open deeper parts and at coastal sites. A side effect is increased release of phosphorous from sediments, causing furt ...
... environmental features are: low depth, high productivity, organic matter enrichment and low hydrodynamic forces. In the Baltic Sea hypoxia is widespread in large areas both in the open deeper parts and at coastal sites. A side effect is increased release of phosphorous from sediments, causing furt ...
Section 02 - Forces Of Nature
... given place at a given time. Weather happens from minute to minute and can change rapidly within a very short time. For example, it may rain for an hour and then become sunny and clear. The weather is also typically what we hear about in the daily news. Daily weather reports include information abou ...
... given place at a given time. Weather happens from minute to minute and can change rapidly within a very short time. For example, it may rain for an hour and then become sunny and clear. The weather is also typically what we hear about in the daily news. Daily weather reports include information abou ...
Metadata: Photosynthetic parameters, primary production
... parameters (alpha, PmB , beta), attenuation coefficients, fluorescence profiles (converted to chlorophyll-a profiles) and surface irradiance. The fluorescence profiles were be converted to chlorophyll-a profiles using a regression between fluorescence when the niskins bottle closed, and the correspo ...
... parameters (alpha, PmB , beta), attenuation coefficients, fluorescence profiles (converted to chlorophyll-a profiles) and surface irradiance. The fluorescence profiles were be converted to chlorophyll-a profiles using a regression between fluorescence when the niskins bottle closed, and the correspo ...
CANT budgets in the ocean
... + CANT is estimated or inferred, not measured + there are several methods, the most popular is Gruber et al. (1996), back-calculation technique (more during S1). + the CANT signal over TIC is very low 60/2100 = 3% ...
... + CANT is estimated or inferred, not measured + there are several methods, the most popular is Gruber et al. (1996), back-calculation technique (more during S1). + the CANT signal over TIC is very low 60/2100 = 3% ...
Lesson Overview - MrPetersenScience
... ________________________ in aquatic habitats also often varies with depth. The deepest parts of lakes and oceans are often colder than surface waters. ____________________ in lakes and oceans can dramatically affect water temperature because they can _______________ water that is significantly warme ...
... ________________________ in aquatic habitats also often varies with depth. The deepest parts of lakes and oceans are often colder than surface waters. ____________________ in lakes and oceans can dramatically affect water temperature because they can _______________ water that is significantly warme ...
An ultimate limiting nutrient
... decreased, probably because of more efficient predation, especially by cats. The decrease was larger in older fragments. These results are a good illustration of a general principle in conservation biology: it takes a relatively long time to properly assess the impact of human interference on ecosys ...
... decreased, probably because of more efficient predation, especially by cats. The decrease was larger in older fragments. These results are a good illustration of a general principle in conservation biology: it takes a relatively long time to properly assess the impact of human interference on ecosys ...
The Sub-Saharan Africa carbon balance, an overview
... seasonally-dry areas, such as the role of termites in CH4 , CO2 and N2 O production in African savannas and forests and the impact of land use change on such source; the magnitude and length of the GHGs pulses which follow rain events in dry areas; the impact of frequent fires on post-burning GHGs r ...
... seasonally-dry areas, such as the role of termites in CH4 , CO2 and N2 O production in African savannas and forests and the impact of land use change on such source; the magnitude and length of the GHGs pulses which follow rain events in dry areas; the impact of frequent fires on post-burning GHGs r ...
U.S. JGOFS NEWS
... margins, and there is little northsouth gradient in the critical region between 30°N and 50°N. We hypothesize that this pattern could be produced if production in the high latitudes of the North Atlantic is lightly ballasted, so that not much of it sinks to the sea floor, and if coastal processes, b ...
... margins, and there is little northsouth gradient in the critical region between 30°N and 50°N. We hypothesize that this pattern could be produced if production in the high latitudes of the North Atlantic is lightly ballasted, so that not much of it sinks to the sea floor, and if coastal processes, b ...
Nearshore soft-bottom Sensitivity
... habitats critical for marine invertebrates (Waldbusser and Salisbury 2014). Acidified upwelled water may negatively impact calcifying organisms by making it more difficult to calcify and by potentially dissolving calcified structures (Gazeau et al. 2007, Doney et al. 2009, Doney 2010, Gruber et al. ...
... habitats critical for marine invertebrates (Waldbusser and Salisbury 2014). Acidified upwelled water may negatively impact calcifying organisms by making it more difficult to calcify and by potentially dissolving calcified structures (Gazeau et al. 2007, Doney et al. 2009, Doney 2010, Gruber et al. ...
Ecosystem Carbon Storage Across the Grassland–Forest Transition
... puna from cloud forest, with terrain similar to that of the puna. Below the transition zone, tree species from the Asteraceae, Cunoniaceae, Melastomataceae, Rosaceae, Rubiaceace, and bamboo in the genus Cusquea dominated to comprise the upper TMCFs (referred to hereafter as ‘‘forest’’). Patches of p ...
... puna from cloud forest, with terrain similar to that of the puna. Below the transition zone, tree species from the Asteraceae, Cunoniaceae, Melastomataceae, Rosaceae, Rubiaceace, and bamboo in the genus Cusquea dominated to comprise the upper TMCFs (referred to hereafter as ‘‘forest’’). Patches of p ...
Marine Chemistry 12.742 Lecture 21: Long term cycles of C, O, and
... carbonate to organic carbon produced (the “rain ratio”), which depends on the type of plankton growing in surface waters. The higher the carbonate to organic carbon ratio, the less efficient the biological pump is in removing CO2 from the atmosphere into the deep sea. Changes in ocean alkalinity af ...
... carbonate to organic carbon produced (the “rain ratio”), which depends on the type of plankton growing in surface waters. The higher the carbonate to organic carbon ratio, the less efficient the biological pump is in removing CO2 from the atmosphere into the deep sea. Changes in ocean alkalinity af ...
