Sentences with phrase «fragmented habitats»

The consequences of cougar overcrowding in fragmented habitat are painfully clear just 300 miles south of the Santa Cruz population, where biologists struggle to save about 12 mountain lions in the Santa Monica Mountains above LA.

And what might work in the wide open spaces of the US or Australia may not do the job in the densely populated and far more fragmented habitats of Europe.

The Tapanuli orangutans face many threats, including fragmented habitat, gold mining, and a planned dam.

But I'd select [species] on the basis of how fragmented their habitats are and their capacity for movement across the border.»

Concerns are that a major road will irreparably fragment habitat, deliver poachers directly to the park's interior, and turn thundering herds into so much roadkill.

Hydroelectric dams fragment their habitat, and overfishing depletes their food supply.

By supporting important seed dispersal processes, shade coffee farms maintain plant population gene flow across fragmented habitats.»

«These have been the major factor in fragmenting the habitat.

The rapid growth of the industry has resulted in rampant deforestation across the region that has fragmented the habitats of countless species and sparked land conflicts between plantation operators and forest - dependent and indigenous communities.

It was immediately categorized as critically endangered because slash - and - burn agriculture and illegal logging have fragmented its habitat.

Fragmented habitat will make it hard for frogs and salamanders to move to new homes as the climate changes

Van Valkenburgh also expresses concern that human persecution and fragmented habitats have disrupted carnivores» social groups around the world.

He says farmers trying to hide forbidden crops often go deep into forests, including national parks, fragmenting the habitats that threatened species depend on.

The results of the research have implications for the restoration of rainforests: «It is highly unlikely that the tree species we studied is able to recolonise cleared patches in a fragmented habitat by natural seed dispersal alone,» says Kettle.

«Dahl's toad - headed turtle threatened by fragmented habitat, shrinking populations.»

However in a fragmented habitat where dispersal distance could be limited by habitat restrictions hindering connections with a neighbouring population, the difference might not be so striking.

Projected range shifts of mammal species will be limited by fragmented habitats and human pressures, as suggested in the TAR, with declines in species richness likely, especially in protected areas.

through co-opting resources, fragmenting habitats, introducing non-native species, spreading pathogens, killing species directly, and changing global climate