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Content with tag stable isotopes .

Hair analyses reveals the hidden history of forests

Researchers from Poland, Spain and Canada analyse changes in hair stable isotope composition. These are “markers” that can track changes in the environment. Changes observed during 66 years can be...

A supergene limits migration in common quails

A scientific team led by the Doñana Biological Station (CSIC) and the University of Barcelona have found that many quails with darker coloration have a large chromosomal inversion. Birds with the...

Nitrate pollution in surface waters of the Doñana catchment

The aquatic ecosystems of Doñana and those of its watersheds are highly threatened by multiple human pressures. Among them, the strong development of agriculture and the increase of population have...

Determination of anthropogenic contamination in surface waters using helophytes

Nitrogen (N) loading from anthropogenic activities is contributing to the eutrophication and degradation of wetlands worldwide. Doñana (southwestern Spain), includes a dynamic marshland protected...
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