Sentences with phrase «as habitat fragmentation»

«The abundance and number of spider species is negatively affected by the impact of many human land uses, such as habitat fragmentation, fire and pesticides», Samuel Prieto - Benítez and Marcos Méndez, researchers at the URJC Biodiversity and Conservation Department, tell SINC.

Factors such as habitat fragmentation add to the challenge.

Not exact matches

If the extinction trend continues apace, modern elephants, rhinos, giraffes, hippos, bison, tigers and many more large mammals will soon disappear as well, as the primary threats from humans have expanded from overhunting, poaching or other types of killing to include indirect processes such as habitat loss and fragmentation.

With habitat fragmentation, the wall could cut off ocelot, as well as black bear, populations in Texas and Mexico from other members of their species, leaving some populations too small to persist.

«Certainly, as a result of that, it has resulted in a lot less loss and fragmentation of Wyoming's sagebrush habitat.»

Researchers found the Radcliffe's Night frog and the Kadalar Night Frog inside private or state - owned plantation areas facing threats such as habitat disturbance, modification and fragmentation.

But the climate change still had a deep impact on anthropoid evolution, because habitat fragmentation and an increased level of allopatric speciation took place as a result.

Today, primary threats are habitat loss and fragmentation as a result of human development.

However, there was a growing fragmentation between those habitat patches, due to human activities such as roads or development, and natural events, such as the catastrophic Wenchuan Earthquake in 2008.

The research team lists the fragmentation of habitats and the intensification of agriculture as reasons for the decline of these «generalists.»

«This is an important study as it clearly demonstrates the negative effects of inbreeding as a result of habitat fragmentation and isolation of small populations,» said TSA President Rick Hudson.

A new study by the Wildlife Conservation Society, Idaho State University and the U.S. Geological Survey suggests that habitat fragmentation and the addition of makeshift perches such as transmission polls in sagebrush ecosystems are creating preferred habitat for common ravens that threaten sensitive native bird species, including greater sage grouse.

Worldwide, turtles are negatively affected by such threats as habitat loss and fragmentation, collection for food and pets, disease, and changing climates.

A slew of factors associated with human activity threaten our natural landscapes, such as conversion of forests to agriculture, habitat fragmentation, and chemical contamination.

Another potential feedback might occur if reduced timber yields force loggers to compensate by enlarging the amount of area harvested, resulting in higher CO2 emissions through deforestation and associated fires, as well as increased rates of habitat fragmentation / degradation and species extinctions

The species» range has been deeply disrupted by habitat loss and fragmentation, as the Australia Zoo explains here: Read more...

Climate change almost always exacerbates the problems caused by other environmental stressors including: land use change and the consequent habitat fragmentation and degradation; extraction of timber, fish, water, and other resources; biological disturbance such as the introduction of non-native invasive species, disease, and pests; and chemical, heavy metal, and nutrient pollution.

The IPCC also reports that the resilience of many ecosystems around the world is likely to be exceeded this century by an unprecedented combination of climate change; disturbances associated with climate change, such as flooding, drought, wildfire, and insects; and other global change - drivers, including land - use changes, pollution, habitat fragmentation, urbanization, and growing human populations and economies.

Land use changes: logging, habitat fragmentation as the suburbs move further out from city cores and new roads are built, wetlands drying up, drought / excess rain.

One concern is that harvesting massive amounts of naturally occurring seaweed for bioenergy could have comparable effects on atmospheric carbon dioxide and habitat loss or fragmentation as large - scale deforestation.

They define this as «a seamless mosaic of forests and associated natural treeless ecosystems that exhibit no remotely detected signs of human activity or habitat fragmentation and are large enough to maintain all native biological diversity, including viable populations of wide - ranging species».

... According to a review by Lovich and Ennen (2013), the construction and operation of wind farms have both potential and known impacts on terrestrial vertebrates, such as: (i) increase in direct mortality due to traffic collisions; (ii) destruction and modification of the habitat, including road development, habitat fragmentation and barriers to gene flow; (iii) noise effects, visual impacts, vibration and shadow flicker effects from turbines; (iv) electromagnetic field generation; (v) macro and microclimate change; (vi) predator attraction; and (vii) increase in fire risks.

Climate change is also predicted to interact with other drivers of biodiversity change such as habitat destruction and fragmentation, or the introduction of foreign species.

It is important to note that these impacts do not take account of ancillary stresses on species due to over-harvesting, habitat destruction, landscape fragmentation, alien species invasions, fire regime change, pollution (such as nitrogen deposition), or for plants the potentially beneficial effects of rising atmospheric CO2.

... The resilience of many ecosystems can be enhanced by reducing non-climatic stresses such as water pollution, habitat fragmentation and invasive species.