Encontrados 2 documentos, a visualizar página 1 de 1
Perceptions of Amazonian deforestation in the British and Brazilian media
Ladle,Richard J.; Malhado,Ana Claudia Mendes; Todd,Peter A.; Malhado,Acacia C. M.The Amazon rainforest stretches across more than six million square kilometers and nine countries. Of the original forest area it is thought that 18 per cent has been cleared, mainly for farming purposes. In Brazil, the main drivers of deforestation are beef ranching and soya production that together occupy more than 75 per cent of newly deforested land. The situation in the Amazon illustrates a fundamental dil...
Extinction debt on oceanic islands
Triantis, Kostas A.; Borges, Paulo A. V.; Ladle, Richard J.; Hortal, Joaquín; Cardoso, Pedro; Gaspar, Clara; Dinis, Francisco; Mendonça, EnésimaCopyright © 2010 The Authors. Journal compilation © 2010 Ecography. ; Habitat destruction is the leading cause of species extinctions. However, there is typically a time-lag between the reduction in habitat area and the eventual disappearance of the remnant populations. These “surviving but ultimately doomed” species represent an extinction debt. Calculating the magnitude of such future extinction events has b...
| Financiadores do RCAAP | |||||||
|
|
|
|
|
|
||