Sentences with phrase «terrestrial systems»

In fact, the greater part of all «breathing» in terrestrial systems goes on underground.

This is one reason we need the paleo data from terrestrial systems in my study regions.

Within terrestrial systems the question of the carbon sink - source pattern is central: what is it and how might it change?

Their presence in large numbers can have significant impacts on terrestrial systems.

This provides a pulse of nutrients — carbon, nitrogen and phosphorus — to the aquatic food web as well as the nearby terrestrial system.

We explore the implications of fully integrating terrestrial systems and the energy system into a comprehensive mitigation regime that limits atmospheric CO2 concentrations.

The plateau will persist — and the next shift seems set to be to yet cooler global influences as a solar downturn is amplified through terrestrial systems.

Such reliance is data intensive and hence independent validation of terrestrial system models is problematical.

Limiting atmospheric carbon dioxide (CO2) concentrations to low levels requires strategies to manage anthropogenic carbon emissions from terrestrial systems as well as fossil fuel and industrial sources.

«The timing of snowmelt and length of the snow - free season significantly impacts weather, the permafrost, and wildlife — in short, the Arctic terrestrial system as a whole,» said Christopher Cox, a scientist with CIRES at the University of Colorado Boulder and NOAA's Physical Sciences Division in Boulder, Colorado.

Young's earlier research on Palmyra's terrestrial systems produced a large data set that predated the rat eradication.

Although Elton and Leopold identified trophic cascades in primarily terrestrial systems, such as the Kaibab Plateau and northern Mexico, today the majority have been observed in aquatic systems.

«Most of the studies that we reviewed found plausible and even likely links between sea ice and things like polar bear breeding success, seal breeding success, plankton communities, and even climates in coastal terrestrial systems.

Dr. Alex B. Guenther, a renowned scientist in land ecosystem and atmospheric research, has joined the Pacific Northwest National Laboratory to lead research in the interactions between terrestrial systems and climate.

Despite faster rates of warming in terrestrial systems compared to ocean environments, the velocity of range shifts for marine taxa exceeds those reported for terrestrial species.

Finally, while progress will be made on modelling terrestrial processes, more integrative studies are also needed wherein terrestrial systems are coupled with models of the physical atmosphere and eventually with the chemical atmosphere as well.

• Promote reform of industrial agriculture to agro-ecological systems such as permaculture, within the context of protecting and restoring adequate terrestrial systems necessary to maintain biodiversity, ecosystems and achieve global ecological sustainability.

We may not merely slow emissions from agriculture and forestry but reverse the loss of carbon from terrestrial systems with major benefits in addition to offsetting anthropogenic emissions from fossil fuel combustion, land use conversion, soil cultivation, continuous grazing and cement manufacturing.

It was the IPCC's conclusion that little was understood about the «potential for major abrupt change... in the uptake and storage of carbon by terrestrial systems,» Randall et al. (2007), p. 642.

That is the question the Hunt for Observable Signatures of Terrestrial Systems, or HOSTS, Survey was tasked with answering, albeit on a cosmic scale.

The research, which was funded by the Royal Society, forms part of a broader programme of study challenging the traditional division between marine ecology and «mainstream» ecology, the notion that marine systems are somehow fundamentally different from terrestrial systems, and that this demands separate research approaches and indeed research institutes — to study them.

Major challenges in the near future include assigning clearer attribution to sea ice as a primary driver of such dynamics, especially in terrestrial systems, and addressing pressures arising from human use of arctic coastal and near - shore areas as sea ice diminishes.

From John HarveyIt is not only in terrestrial systems that tomatoes can indicate the past presence of wastewater pollution (16...

Long roots, said Glover as he unfurled the 10 - foot roots of a native big bluestem plant, are «our terrestrial system's safety net.»

«The model we developed and applied couples biospheric feedbacks from oceans, atmosphere, and land with human activities, such as fossil fuel emissions, agriculture, and land use, which eliminates important sources of uncertainty from projected climate outcomes,» said Thornton, leader of the Terrestrial Systems Modeling group in ORNL's Environmental Sciences Division and deputy director of ORNL's Climate Change Science Institute.

Our overall detection rate is 18 %, including four new detections, among which are... ▽ More The HOSTS (Hunt for Observable Signatures of Terrestrial Systems) survey searches for dust near the habitable zones (HZs) around nearby, bright main sequence stars.

With the current GHG content in the atmosphere, more solar energy arrives than leaves via radiation -LRB-.85 + / -.15 Watt / m ^ 2), which raises the heat content of the terrestrial system, i.e., the average temperature over the whole earth + oceans + atmosphere.

At present there is less theoretical basis for a first principles development of the dynamical behaviour of the terrestrial system.

It should be noted also that these forcing terms themselves might be altered by the changes that result from changes in the terrestrial system.

Significant steps have been taken in linking the atmosphere and the terrestrial systems although the focus tends to be on water - energy and the biosphere with fixed vegetation patterns.

Claim everything outside the terrestrial system is constant then climate change must have a terrestrial cause.

Studying human impact excludes anything outside the terrestrial system.

While each of the models consider abatement opportunities in the terrestrial system, the method of attaining these opportunities differs across the four RCP models.

Most, but especially the IPCC, seek mechanisms of change within the terrestrial system, whether it's ENSO, the Jet Stream, Pacific Decadal Oscillation (PDO), Atlantic Multivariate Oscillation (AMO) or other fluctuations.

Using a narrow definition of climate change to achieve a political agenda means the IPCC ignores most major climate mechanisms, especially outside the terrestrial system.

There's also a big difference in the cumulative amount of carbon stored in the terrestrial system, once N and P are limited.

It supplies a plausible mechanistic link for solar variability amplification in the terrestrial system.

It was set up to develop a balanced and integrated system of in situ, air - and spaceborne observations of the terrestrial system.

Recent work attempts to account for the chain of physical processes in which solar magnetic fi elds modulate the heliosphere, in turn altering the penetration of the galactic cosmic rays, the flux of which produces the cosmogenic isotopes that are subsequently deposited in the terrestrial system following additional transport and chemical processes.

The 180 billion tonnes of carbon lost from terrestrial systems is equal to 660 billion tonnes of carbon dioxide that may be removed from the atmosphere.

It would also be a lot harder to counteract, since decreasing Earth's albedo would be extremely difficult and all human energy production pales by comparison with the amount of energy injected into the terrestrial system via solar radiation.

When the energy enters and leaves the terrestrial system, it must be in the form of electromagnetic radiation, since space is a vacuum and does not provide a medium for other types of energy transfer (Pierrehumbert 2011).

It reiterates — also with «high confidence» — earlier calls for «an integrated approach» that includes «reducing CO2 emissions by reducing deforestation, forest degradation and forest fires; storing carbon in terrestrial systems (for example, through afforestation); and providing bioenergy feedstocks.»