Sentences with phrase «habitat fragmentation in»

Those that are effectively trapped by habitat fragmentation in areas where climate changes detrimentally, even though suitable climatic habitat may exist for them elsewhere in the world.

Your article on the study of habitat fragmentation in Borneo carried out in co-operation with loggers states that 75,000 hectares of primary forest in Sabah is being cleared to develop oil - palm plantations (22 October, p 7).

Your article on the study of habitat fragmentation in Borneo carried out in co-operation with loggers states that 75,000 hectares...

A new analysis forecasts severe habitat fragmentation in the western Amazon Basin if some of the 160 planned dams are built in the region, where 142 dams are already.

The current fragmentation of global financial markets may be likened to habitat fragmentation in the natural world, in which large, continuous biological habitats are divided into a greater number of smaller eco-systems, isolated from each other by a matrix of dissimilar habitats, leading inexorably to broad ecosystem decay.

Not exact matches

Recent breakthroughs in biology had suggested that fragmentation of habitat inevitably threatened species.

On a per - unit - area basis, the cannabis grows resulted in 1.5 times more forest loss and 2.5 times greater fragmentation of the landscape, breaking up large, contiguous forest into smaller patches and reducing wildlife habitat.

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.

In a letter publishing Monday in Frontiers of Ecology and the Environment, Norma Fowler and Tim Keitt, both professors in the Department of Integrative Biology, examine what would happen if more of Texas» roughly 1,200 miles of border with Mexico were to be walled off, contributing to habitat destruction, habitat fragmentation and ecosystem damagIn a letter publishing Monday in Frontiers of Ecology and the Environment, Norma Fowler and Tim Keitt, both professors in the Department of Integrative Biology, examine what would happen if more of Texas» roughly 1,200 miles of border with Mexico were to be walled off, contributing to habitat destruction, habitat fragmentation and ecosystem damagin Frontiers of Ecology and the Environment, Norma Fowler and Tim Keitt, both professors in the Department of Integrative Biology, examine what would happen if more of Texas» roughly 1,200 miles of border with Mexico were to be walled off, contributing to habitat destruction, habitat fragmentation and ecosystem damagin the Department of Integrative Biology, examine what would happen if more of Texas» roughly 1,200 miles of border with Mexico were to be walled off, contributing to habitat destruction, habitat fragmentation and ecosystem damage.

To assess the situation of the Iberian lynx and other felid species that live in the wild on our planet, a team of Brazilian and Spanish scientists has reviewed the scientific literature that exists on the main threat for these mammals: the loss and fragmentation of their habitats.

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

In the Santa Monica Mountains near LA, the fragmentation of cougar habitat has gotten so bad, there's been a spike in cougar - on - cougar violence and inbreedinIn the Santa Monica Mountains near LA, the fragmentation of cougar habitat has gotten so bad, there's been a spike in cougar - on - cougar violence and inbreedinin cougar - on - cougar violence and inbreeding.

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.

«Our studies clearly show that widespread species have a much more diverse intraspecific gene pool than species that are adapted to a specific habitat,» explains Dr. Jan Christian Habel of the Technical University in Munich, and he continues, «Once these animals — due to the fragmentation of their habitats — lose the opportunity to maintain this genetic diversity by means of exchange, they will no longer be able to adapt to changing environmental conditions in the future.»

The finding, reported in today's Nature, suggests that although fig trees may require a relatively large area to reproduce successfully, they also may be better than other trees at coping with isolation or habitat fragmentation.

«This demonstrates that while wood thrushes are sensitive to breeding forest fragmentation, it is not the main cause of declines, rather the loss and / or degradation of habitat in the winter range in Central America is the culprit,» Taylor said.

But Jianguo «Jack» Liu, the MSU Rachel Carson Chair in sustainability and paper co-author, notes that habitat fragmentation, human impacts and climate change still cast a shadow over the panda's future.

The study surprisingly found that reduced habitat fragmentation helped the butterflies recover more quickly after the 1995 drought than simply having a larger habitat in the first place.

«Small population sizes and habitat fragmentation are well known threats to animals with limited mobility, but the impacts of these factors are hard to observe in wild populations,» said Forero - Medina, Species and Science Director for WCS's Colombia Program and a study co-author.

Our study shows that in addition to habitat fragmentation, the addition of human - made structures benefit ravens, whereas some species of raptors like the Ferruginous Hawk have been impacted and limited in nesting areas,» said study lead author Peter Coates, an ecologist with the USGS Western Ecological Research Center.

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.

In addition, the effects of global warming and its associated disturbances (including floods, droughts, insects, and fires) will be compounded by pollution, resource exploitation, and habitat fragmentation, adding further challenges to species» ability to adapt.

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

That's not how it's explained on the BirdLife International website, where the «large and statistically significant decrease over the last 40 years in North America» is attributed to «widespread habitat fragmentation» and extensive hunting («over 20,000,000 individuals were recently being killed annually by hunters in the USA»).

In addition, the project necessitated the closing and revegetation of unofficial «social» trails that had caused erosion and habitat fragmentation.

Harpy eagles are in danger of becoming extinct due to habitat fragmentation and habitat destruction.

In the last millennium, the role of humans has become a major factor in habitat destruction and fragmentation, and there is evidence of the imprint of humans on selective cultivation of specieIn the last millennium, the role of humans has become a major factor in habitat destruction and fragmentation, and there is evidence of the imprint of humans on selective cultivation of speciein habitat destruction and fragmentation, and there is evidence of the imprint of humans on selective cultivation of species.

The study presented in the journal BioScience analyzed 276 published peer - reviewed articles that looked at the landscape effects of oil, natural gas, and wind production infrastructure worldwide, in order to compare their impacts on biodiversity and ecosystem services — wildlife mortality, habitat loss and fragmentation, noise and light pollution, invasive species, and changes in carbon stocks and freshwater resources.

Tar Sands and Unconventional Fossil Fuels In a previous post «Silence Is Deadly» I wrote, «The environmental impacts of tar sands development include: irreversible effects on biodiversity and the natural environment, reduced water quality, destruction of fragile pristine Boreal forest and associated wetlands, aquatic and watershed mismanagement, habitat fragmentation, habitat loss, disruption to life cycles of endemic wildlife particularly bird and caribou migration, fish deformities and negative impacts on the human health in downstream communities.&raquIn a previous post «Silence Is Deadly» I wrote, «The environmental impacts of tar sands development include: irreversible effects on biodiversity and the natural environment, reduced water quality, destruction of fragile pristine Boreal forest and associated wetlands, aquatic and watershed mismanagement, habitat fragmentation, habitat loss, disruption to life cycles of endemic wildlife particularly bird and caribou migration, fish deformities and negative impacts on the human health in downstream communities.&raquin downstream communities.»

In addition, the effects of global warming and its associated disturbances (including floods, droughts, insects, and fires) will be compounded by pollution, resource exploitation, and habitat fragmentation, adding further challenges to species» ability to adapt.

The causes of the declines in biodiversity are land clearing, land salinisation, land degradation, habitat fragmentation, overgrazing, exotic weeds, feral animals, rivers that have been pushed past their points of equilibrium and changed fire regimes.

«We were surprised that [they] appeared to be remarkably robust to the negative impacts of landscape - scale habitat fragmentation caused by reservoir creation,» she noted, «and saw no difference in the liana communities on islands compared to the mainland.»

In this context, synergies (positive or self - reinforcing feedbacks) from global warming, ocean acidification, habitat loss, habitat fragmentation, invasive species, chemical pollution (Figure 2) are likely lead to cascading extinctions.

... 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.

Rights - of - way on public lands result in landscape and habitat fragmentation, while coal combustion produces a number of gaseous byproducts, including CO2, nitrogen dioxide, sulfur dioxide, and methane — which exacerbate climate change and are associated with ground - level ozone (smog), air pollution, and acid rain.

Over the last 50 years, orangutan populations have been in dramatic decline due to external factors like habitat fragmentation and poaching — but a new study reveals the startling pervasiveness of their threat from humans.

The butterfly and its native host plant faces localized threats in vulnerable parts of its range — formally extirpated from Santa Cruz county and threatened by habitat fragmentation, development near its host plant, and invasive plant species — impacts that face many species of specialist butterflies.

While H. arborea is sensitive to habitat fragmentation, habitat restoration (beginning in the 1980s) has been successful to increase populations.