«Increased temperature variation poses a greater risk to
species than climate warming».
Not exact matches
Massachusetts Birds and Our Changing
Climate builds on those previous reports and identifies conservation priorities for more
than a hundred
species that will be affected by changing patterns of temperature and rainfall, both manifestations of a warming planet.
Findings in the new report warn that more
than 40 percent of the
species included in the study show «high vulnerability» to
climate change.
It says that
climate forces on
species are stronger
than land - use impacts.
The
climate is changing faster
than many
species can adapt, forcing them to move to new habitats and drastically altering their range, according to new research.
The authors examined the effects of
climate change on more
than a thousand
species, including those that live on reefs and those that live in open - water habitats.
Today's frogs, comprising more
than 6,700 known
species, as well as many other animal and plant
species are under severe stress around the world because of habitat destruction, human population explosion and
climate change, possibly heralding a new period of mass extinction.
«We need a planning process that is equal to the scale and complexity of the challenge, rather
than continuing to depend on piecemeal efforts that put wildlife
species and human communities at higher risk in the face of global pressures like
climate change and a race for resources.»
The authors found that over 50 % of bird
species surveyed are projected to lose more
than half of their current geographic range across three
climate change scenarios.
In other words, trees show no predictable response to
climate change, and respond individually rather
than as communities of
species.
More
than 100
species exist, and almost all of them have been decimated by disease,
climate change, habitat destruction or some combination of these threats.
Predictions that
climate change alone could lead to the extinction of more
than one - fifth of plant and animal
species before the end of the century have often come under fire, and not just from
climate - change deniers.
Monitoring hummingbird populations during the peak of fall migration in the Chiricahua Mountains helps scientists foresee how these primary pollinators of more
than 150 U.S. flowering plant
species respond to changes in
climate
«They're a good example of a
species that will likely adapt to global
climate change better
than other less behaviorally flexible whales,» Pyenson says.
By 2100,
climate change could also result in the loss of more
than half of African bird and mammal
species, a 20 - 30 % decline in the productivity of Africa's lakes and significant loss of African plant
species.»
«Climatic changes are threatening highly prized native trout as introduced rainbow trout continue to expand their range and hybridize with native populations through
climate - induced «windows of opportunity,» putting many populations and
species at greater risk
than previously thought,» said project leader and USGS scientist Clint Muhlfeld.
Threats to wildlife survival, such as habitat loss and
climate change, tend to strike some
species harder
than others, and the threat of chytrid, a deadly amphibian fungus, appears to be no different.
Density estimates provide significantly more information about
species» response to
climate change
than only studying their ranges, which has been standard practice in these kinds of studies until now.
In a study published in the journal Nature
Climate Change an international research team modelled the impacts of a changing climate on the distribution of almost 13 thousand marine species, more than twelve times as many species as previously s
Climate Change an international research team modelled the impacts of a changing
climate on the distribution of almost 13 thousand marine species, more than twelve times as many species as previously s
climate on the distribution of almost 13 thousand marine
species, more
than twelve times as many
species as previously studied.
The authors are quick to point out that
climate change is still detrimentally affecting the habitats of those
species, but at a much slower rate
than dozens of previous studies forecast.
The worry is that the rate of current and future
climate change is more
than species can handle naturally.
Although global warming is likely to change the distribution of
species, deforestation will result in the loss of more dry forests
than predicted by
climate change damage.
Bergmann's rule holds that populations of a
species in colder
climates — generally located at higher latitudes — have larger body sizes
than populations in warmer
climates, which are usually at lower latitudes.
This domino effect is a particular threat to animal
species that only interact with a small number of plant
species, since they are more sensitive to
climate change
than generalists.
Tropical deforestation and
climate change are expected to have serious negative effects on most tropical
species, but few
species have been studied for more
than a few years, and they are usually studied in a single site.
The date of the impact, estimated at slightly less
than 66 million years ago, converges with the hypothesis that worldwide
climate disruption in this period caused a mass extinction event in which 75 % of plant and animal
species on Earth suddenly became extinct, including all non-avian dinosaurs.
Together with his colleagues, he modeled the vulnerability of more
than 700 European plant and animal
species to future
climate change.
On average, mammals living in warmer
climates collected mutations 50 percent more quickly — that is, they evolved 50 percent more rapidly —
than their sister
species in cooler regions.
«Some marine
species more vulnerable to
climate change
than others.»
If the researchers incorrectly estimated a 200,000 - year - old salamander
species to be 2 million years old, then their result was off by a factor of 10, making the salamander's rate of evolution 20,000 times slower
than climate change instead of 200,000 times slower.
In a study published September 13 in the journal Science, researchers from the U.S. and Canada suggest that
climate velocity — the rate and direction that
climate shifts in a particular region or landscape — explains observed shifts in distribution far better
than biological or
species characteristics.
«This is not a sensational «cephalopods are taking over the world's oceans» story,» says Paul Rodhouse, a biological oceanographer with the British Antarctic Survey in Cambridge, U.K. Further
climate change could have unpredictable effects, squeezing generation times to less
than a year and throwing off some
species» annual mating gatherings in the process.
Rather
than inheriting big brains from a common ancestor, Neandertals and modern humans each developed that trait on their own, perhaps favored by changes in
climate, environment, or tool use experienced separately by the two
species «more
than half a million years of separate evolution,» writes Jean - Jacques Hublin, a paleoanthropologist at the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, in a commentary in Science.
With the help of models, the researchers — more
than a dozen scientists from institutes throughout Europe — analyzed data on the
species found in the bogs alongside data on
climate variables like temperature, moisture and precipitation.
However, a new University of Minnesota study with more
than 1,000 young trees has found that plants also adjust — or acclimate — to a warmer
climate and may release only one - fifth as much additional carbon dioxide
than scientists previously believed, The study, published today in the journal Nature, is based on a five - year project, known as «B4Warmed,» that simulated the effects of
climate change on 10 boreal and temperate tree
species growing in an open - air setting in 48 plots in two forests in northern Minnesota.
And certain invasive
species and diseases may have a stronger negative impact on the southern sugar maples
than our more northern populations, exacerbated by
climate change.
In the face of
climate change, preserving Australia and New Guinea's bandicoot
species will require more
than just roadway vigilance.
The tongues of two Rocky Mountains
species of bumblebees are about one - quarter shorter
than they were 40 years ago, evolving that way because
climate change altered the buffet of wildflowers they normally feed from, according to a study published Thursday in the journal Science.
Assisted adaptation — often defined as management to assist gene flow or selection for specific genetic traits — may be a more useful tool
than assisted migration whereby a
species is deliberately moved to a different habitat; carefully consider implications of either action Identify potential
climate refugia to focus restoration efforts Plant a mix of seeds genetically selected and adapted to likely future and current conditions (McLachlan et al. 2007; McKenney et al. 2009; Aitken and Whitlock 2013; Alfaro et al. 2014)
«Coral reefs are sometimes regarded as canaries in the global
climate coal mine — but it is now very clear
than not all reef
species will be affected equally,» explains lead author Professor Terry Hughes, director of the ARC Centre of Excellence for Coral Reef Studies at James Cook University.
Rather
than experiencing wholesale destruction, many coral reefs will survive
climate change by changing the mix of coral
species as the ocean warms and becomes more acidic.
Tropical
species with smaller geographical ranges are more likely to die out in a warming
climate than those that can adapt by «invading» new regions
Humans may adapt to shifting
climate zones better
than many
species.
Wild
species have responded to
climate change, with three - quarters of marine
species shifting their ranges poleward as much as 1000 km [44], [103] and more
than half of terrestrial
species shifting ranges poleward as much as 600 km and upward as much as 400 m [104].
Brain research raises the possibility of a very exotic future (this article assumes that such animals wouldn't be vicious or use their new - found smarts to drive other
species to extinction) «Liberated» mice from Italian lab now housed in poor conditions Methane leaks of shale gas may undermine its
climate benefits: If methane leak rates are more
than 3 percent of output, fracking of shale gas formations may be boosting greenhouse gas emissions rather
than lowering them.
It is simply a different
species and
climate than we have down here and it was joy to see him create with such lovely natural materials.
Whenever a population of birds, insects, rodents etc... becomes endangered, city officials always choose to make the feral cats the scapegoat, in spite of the fact that it is usually human encroachment, various predatory
species other
than cats, hunters,
climate change, disease or various other non - cat related causes that are to blame.
I can clearly understand that sea - level rise would result in a loss of real - estate (including many major cities); I can also understand that a faster
than «normal»
climate change might force a larger number of
species into extinction.
Now we are a smart
species and our agriculture science and production has substantially reduced famine on our planet and has given us more time
than most
species have before these population reductions occur (although global
climate shift and higher energy costs are wildcards in food production and availability in the future).
There's a growing body of evidence that
species in vulnerable situations are far more able to withstand or adjust to
climate extremes
than once thought — from California butterflies to Pacific corals, if given some space and limiting other pressures.