Sentences with phrase «terrestrial food web»

However, with further study, the researchers found no evidence of the survival of any leaf miners over the Cretaceous - Paleocene boundary, suggesting an even more total collapse of terrestrial food webs than has been recognized previously.

«We hope that these estimates and their significant magnitude raise public awareness and increase the level of appreciation for the important global role of spiders in terrestrial food webs,» adds Nyffeler.

Polar bears make little use of terrestrial food webs: Evidence from stable - carbon isotope analysis

Not exact matches

This global biological recordbased on daily observations of ocean algae and land plants from NASAs Sea - viewing Wide Field - of - View Sensor (SeaWiFS) missionwill enable scientists to study the fate of atmospheric carbon, terrestrial plant productivity and the health of the oceans food web.

We analyze and model the flux of terrestrial materials from land to sea — the origins, pathways, processes, and food web consequences — in the context of long - term environmental change.

By following these isotopes into the food web, we can determine what fraction of a worm, a crayfish, or a fish was ultimately supported by terrestrial versus aquatic photosynthesis.

Higher CO2 concentrations lower the nutritional quality of the terrestrial litter (Lindroth et al., 2001; Tuchman et al., 2002, 2003a, 2003b) which in turn will affect the food web relationships of benthic communities in rivers.