Comparative carbon cycle dynamics of the present and last interglacial
... modeling studies is explained by different climate forcings used by the ecosystem models and different model sensitivities to changes in climate and atmospheric CO2. All models included a CO2 fertilization mechanism, which leads to an increase in terrestrial carbon storage with growing CO2 (e.g. Cra ...
... modeling studies is explained by different climate forcings used by the ecosystem models and different model sensitivities to changes in climate and atmospheric CO2. All models included a CO2 fertilization mechanism, which leads to an increase in terrestrial carbon storage with growing CO2 (e.g. Cra ...
Comparative carbon cycle dynamics of the present and last interglacial
... modeling studies is explained by different climate forcings used by the ecosystem models and different model sensitivities to changes in climate and atmospheric CO2. All models included a CO2 fertilization mechanism, which leads to an increase in terrestrial carbon storage with growing CO2 (e.g. Cra ...
... modeling studies is explained by different climate forcings used by the ecosystem models and different model sensitivities to changes in climate and atmospheric CO2. All models included a CO2 fertilization mechanism, which leads to an increase in terrestrial carbon storage with growing CO2 (e.g. Cra ...
The role of mixotrophic protists in the biological carbon pump
... availability of light, nutrient and/or prey or other particles upon which to feed. Mixotrophy is not displayed by any unique taxonomic group but, rather, occurs amongst different species ranging over a variety of groups (Stoecker et al., 2009; Flynn et al., 2013). It is a common phenomenon occurring ...
... availability of light, nutrient and/or prey or other particles upon which to feed. Mixotrophy is not displayed by any unique taxonomic group but, rather, occurs amongst different species ranging over a variety of groups (Stoecker et al., 2009; Flynn et al., 2013). It is a common phenomenon occurring ...
The role of mixotrophic protists in the biological
... availability of light, nutrient and/or prey or other particles upon which to feed. Mixotrophy is not displayed by any unique taxonomic group but, rather, occurs amongst different species ranging over a variety of groups (Stoecker et al., 2009; Flynn et al., 2013). It is a common phenomenon occurring ...
... availability of light, nutrient and/or prey or other particles upon which to feed. Mixotrophy is not displayed by any unique taxonomic group but, rather, occurs amongst different species ranging over a variety of groups (Stoecker et al., 2009; Flynn et al., 2013). It is a common phenomenon occurring ...
Principles of Terrestrial Ecosystem Ecology
... during photosynthesis responds almost instantaneously to fluctuations in light availability to a leaf. At the opposite extreme, the evolution of photosynthesis 2 billion years ago added oxygen to the atmosphere over millions of years, causing the prevailing geochemistry of Earth’s surface to change ...
... during photosynthesis responds almost instantaneously to fluctuations in light availability to a leaf. At the opposite extreme, the evolution of photosynthesis 2 billion years ago added oxygen to the atmosphere over millions of years, causing the prevailing geochemistry of Earth’s surface to change ...
The Ecosystem Concept
... during photosynthesis responds almost instantaneously to fluctuations in light availability to a leaf. At the opposite extreme, the evolution of photosynthesis 2 billion years ago added oxygen to the atmosphere over millions of years, causing the prevailing geochemistry of Earth’s surface to change ...
... during photosynthesis responds almost instantaneously to fluctuations in light availability to a leaf. At the opposite extreme, the evolution of photosynthesis 2 billion years ago added oxygen to the atmosphere over millions of years, causing the prevailing geochemistry of Earth’s surface to change ...
Saltmarsh Factsheet
... saltmarsh areas. These included commercial species such as yellowfin bream, sand whiting, various mullets and snub nosed garfish. The most common fish were small species such as perchlets and gobies, which are important in the estuarine food chain as a source of food for larger fish and for birds. ...
... saltmarsh areas. These included commercial species such as yellowfin bream, sand whiting, various mullets and snub nosed garfish. The most common fish were small species such as perchlets and gobies, which are important in the estuarine food chain as a source of food for larger fish and for birds. ...
It is believed that the hearth stones were originally used to line
... radiocarbon or the δ18O record where organic carbonates are preserved, which is not the case in areas ...
... radiocarbon or the δ18O record where organic carbonates are preserved, which is not the case in areas ...
NUTRIENT LIMITATION IN THE SEA: DYNAMICS, IDENTIFICATION
... for ammonia uptake by Chlorella sp. The data of Harvey ( 1963) for the uptake of phosphate by Phueoductylum tricornutum, when replotted ( Fig. 4 ) , also show Michaelis-Menton kinetics. Although the data are scanty at present, the preliminary assumption that the nutrient uptake behavior of algae is ...
... for ammonia uptake by Chlorella sp. The data of Harvey ( 1963) for the uptake of phosphate by Phueoductylum tricornutum, when replotted ( Fig. 4 ) , also show Michaelis-Menton kinetics. Although the data are scanty at present, the preliminary assumption that the nutrient uptake behavior of algae is ...
Can Carbon Sinks be Operational? An RFF Workshop Summary
... relatively inexpensive and effective for carbon management. The forthcoming Third Assessment Report of the Intergovernmental Panel on Climate Change also suggests that the potential of sinks to sequester carbon is substantial, often at a low cost. Land use and forestry projects require relatively un ...
... relatively inexpensive and effective for carbon management. The forthcoming Third Assessment Report of the Intergovernmental Panel on Climate Change also suggests that the potential of sinks to sequester carbon is substantial, often at a low cost. Land use and forestry projects require relatively un ...
CHAPTER I INTRODUCTION Climate is one of the essential and
... atmospheric carbon dioxide is about two orders of magnitude higher than that during the glacial terminations. The rates of increase of mean global temperature over the past several decades appear to be without precedent in the recent past. Climate change resulting from human-induced enhancement of t ...
... atmospheric carbon dioxide is about two orders of magnitude higher than that during the glacial terminations. The rates of increase of mean global temperature over the past several decades appear to be without precedent in the recent past. Climate change resulting from human-induced enhancement of t ...
scientific synthesis on the impacts of ocean fertilization on
... activities; with the exception of small scale scientific research studies within coastal waters. Such studies should only be authorized if justified by the need to gather specific scientific data, and should also be subject to a thorough prior assessment of the potential impacts of the research stud ...
... activities; with the exception of small scale scientific research studies within coastal waters. Such studies should only be authorized if justified by the need to gather specific scientific data, and should also be subject to a thorough prior assessment of the potential impacts of the research stud ...
The University of Queensland, TC Beirne School of Law
... erosion, whilst also filtering water to remove sediments and nutrients, which helps to improve water quality. Importantly, seagrass ecosystems also sequester carbon dioxide (CO2) from the atmosphere into the ocean sediments.18 Unfortunately, these ecosystem services are in jeopardy. Rapid and widesp ...
... erosion, whilst also filtering water to remove sediments and nutrients, which helps to improve water quality. Importantly, seagrass ecosystems also sequester carbon dioxide (CO2) from the atmosphere into the ocean sediments.18 Unfortunately, these ecosystem services are in jeopardy. Rapid and widesp ...
Methodology for oceanic CO2 measurements - UNESDOC
... oceans. The inorganic fractions which appear as products of remineralization, when organic remains of plankton decay and are oxidized, are typically in nearly constant proportion to the amount of CO2 released. Much can be learned by observing simultaneous changes in carbon species and nutrients. In ...
... oceans. The inorganic fractions which appear as products of remineralization, when organic remains of plankton decay and are oxidized, are typically in nearly constant proportion to the amount of CO2 released. Much can be learned by observing simultaneous changes in carbon species and nutrients. In ...
Chapter 14 The Ocean Floor
... were drained from the ocean. What would we see? Plains? Mountains? Canyons? Plateaus? You may be surprised to find that the ocean conceals all of these features, and more. The Blue Planet Look at Figure 1. You can see why the “blue planet” or the “water planet” are appropriate nicknames for Earth. N ...
... were drained from the ocean. What would we see? Plains? Mountains? Canyons? Plateaus? You may be surprised to find that the ocean conceals all of these features, and more. The Blue Planet Look at Figure 1. You can see why the “blue planet” or the “water planet” are appropriate nicknames for Earth. N ...
full-text pdf - phylodiversity.net
... The carbon flux from woody debris, a crucial uncertainty within global carbon-climate models, is simultaneously affected by climate, site environment and species-based variation in wood quality. In the first global analysis attempting to explicitly tease out the wood quality contribution to decompos ...
... The carbon flux from woody debris, a crucial uncertainty within global carbon-climate models, is simultaneously affected by climate, site environment and species-based variation in wood quality. In the first global analysis attempting to explicitly tease out the wood quality contribution to decompos ...
Short Bibliography on current European Marine Biotechnology
... complementing current legal frameworks with recommendations and ready to use solutions tailored to marine biodiscovery. Result in Brief: New drugs from the ocean depths The world's oceans are home to more living organisms, especially microorganisms, than any other environment on the planet. However, ...
... complementing current legal frameworks with recommendations and ready to use solutions tailored to marine biodiscovery. Result in Brief: New drugs from the ocean depths The world's oceans are home to more living organisms, especially microorganisms, than any other environment on the planet. However, ...
Impact of changing ice cover on pelagic productivity and food web
... the area covered with sea ice is decreasing more rapidly than hitherto believed (Johannesen and Miles, 1999; Kerr, 1999). Model studies suggest that the change is due to anthropogenic factors, and that the development in sea ice formation is not likely to reverse (Vinnikov et al., 1999). The extent ...
... the area covered with sea ice is decreasing more rapidly than hitherto believed (Johannesen and Miles, 1999; Kerr, 1999). Model studies suggest that the change is due to anthropogenic factors, and that the development in sea ice formation is not likely to reverse (Vinnikov et al., 1999). The extent ...
current research, monitoring, and education
... graduate students, more than 1,000 grant and institutionally-funded projects have taken place at BMFL. This work has contributed substantially to the 1,738 peer-reviewed scientific articles, books, and technical reports that have been published since the Baruch Institute was founded. Independent and ...
... graduate students, more than 1,000 grant and institutionally-funded projects have taken place at BMFL. This work has contributed substantially to the 1,738 peer-reviewed scientific articles, books, and technical reports that have been published since the Baruch Institute was founded. Independent and ...
Global patterns of bioturbation intensity and mixed depth of marine
... between biogeographical realms at the global level and, at least for the Temperate Northern Atlantic realm, also at the regional level. There are significant effects of season irrespective of location, with higher activities (D b) observed during summer and deeper mixing depths (L) observed during a ...
... between biogeographical realms at the global level and, at least for the Temperate Northern Atlantic realm, also at the regional level. There are significant effects of season irrespective of location, with higher activities (D b) observed during summer and deeper mixing depths (L) observed during a ...
phosphorus recycling in brackish and marine environments
... phosphate are released into the pore water. This couples the pore water concentrations of Fe(II) and phosphate to each other. When Fe(II) again meets oxic conditions it is oxidized to Fe(III) and precipitates as an iron oxide particle, again trapping phosphate from the pore water around it. This ret ...
... phosphate are released into the pore water. This couples the pore water concentrations of Fe(II) and phosphate to each other. When Fe(II) again meets oxic conditions it is oxidized to Fe(III) and precipitates as an iron oxide particle, again trapping phosphate from the pore water around it. This ret ...
Coastal Evolution
... settings. Within the coast we find beaches, barrier islands, tidal inlets, coastal estuaries and lagoons, rocky coasts, and reefal and glaciated coasts. Numerous factors contribute to the nature and style of the coastal system at any given place on the globe. The ones typically associated with coast ...
... settings. Within the coast we find beaches, barrier islands, tidal inlets, coastal estuaries and lagoons, rocky coasts, and reefal and glaciated coasts. Numerous factors contribute to the nature and style of the coastal system at any given place on the globe. The ones typically associated with coast ...
Present Day Carbon Dioxide Fluxes in the Coastal Ocean and
... all continents and most oceans (increases in global average air and ocean temperatures, melting of snow and ice, and increasing global average sea level) (IPCC 2007a). The observed increase in global average temperatures since the industrial revolution is very likely due to increasing concentrations ...
... all continents and most oceans (increases in global average air and ocean temperatures, melting of snow and ice, and increasing global average sea level) (IPCC 2007a). The observed increase in global average temperatures since the industrial revolution is very likely due to increasing concentrations ...
Linking nutrient loading, local abiotic variables, richness and
... feeding groups, but reduced the biomass of perennial macroalgae. The study also showed that the effect of nutrient loading was scale-specific, i.e. different responses to nutrients were observed at water-body and gulf scales. The biomass of the majority of species and functions was a function of the ...
... feeding groups, but reduced the biomass of perennial macroalgae. The study also showed that the effect of nutrient loading was scale-specific, i.e. different responses to nutrients were observed at water-body and gulf scales. The biomass of the majority of species and functions was a function of the ...
Biogeosciences Coastal hypoxia and sediment biogeochemistry
... rates of sediment oxygen consumption, aerobic respiration and re-oxidation reactions because oxygen gradients across the sediment-water interface are smaller at low oxygen concentrations (Fig. 4a). This dependence of sediment oxygen uptake on sediment oxygen concentrations has been observed on the L ...
... rates of sediment oxygen consumption, aerobic respiration and re-oxidation reactions because oxygen gradients across the sediment-water interface are smaller at low oxygen concentrations (Fig. 4a). This dependence of sediment oxygen uptake on sediment oxygen concentrations has been observed on the L ...