LONG-TERM ASSESSMENT OF WHALE SHARK POPULATION DEMOGRAPHY AND CONNECTIVITY USING PHOTO-IDENTIFICATION IN THE WESTERN ATLANTIC OCEAN.

Long-term assessment of whale shark population demography and connectivity using photo-identification in the Western Atlantic Ocean.

The predictable occurrence of whale sharks, Rhincodon typus, has been well documented in several areas.However, information relating to their migratory patterns, residency times and connectivity across broad spatial scales is limited.In the present study photo-identification data is used to describe whale shark population structure and connectivity

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Long-term agricultural land-cover change and potential for cropland expansion in the former Virgin Lands area of Kazakhstan

During the Soviet Virgin Lands Campaign, approximately 23 million hectares (Mha) of Eurasian steppe grassland were converted into cropland in Northern Kazakhstan from 1954 to 1963.As a result Kazakhstan became an important breadbasket of the former Soviet Union.However, the collapse of the Soviet Union in 1991 triggered widespread agricultural aban

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