The week aims to raise awareness about the importance of pollinators, and the threats they face,
from loss of habitat to negative effects from pesticides.
Many croc species were hunted by people for their skins to make shoes and luggage, and some have suffered
from a loss of habitat.
Typically we think of mammals, reptiles and insects like butterflies that feel the strain
from loss of habitat.
The report, compiled by the World Conservation Monitoring Centre (WCMC) and the World Conservation Union (IUCN), shows that well over half the threats to tree species arise
from loss of habitat, due to agriculture or human settlement.
Post — Deepwater Horizon restoration efforts offer a unique opportunity to heal an entire ecosystem, one hurting
from loss of habitat, water pollution and overfishing even before the spill.
When we lose one rare species, it actually symbolizes many changes of far broader impact, ranging
from the loss of habitats (affecting large numbers of species) to large - scale alterations to the functions of those habitats.
Not exact matches
The goal or outcome
of the plan is to ensure that there is, at a minimum, no net
loss of caribou
habitat from the project in the West Side Athabasca Range.
The DSWT organization fosters baby elephants who have been separated
from their mothers due to poaching or
from the
loss of their natural
habitat due to human conflict, drought or deforestation.
These projects include work to protect water voles in the South West
of England
from habitat loss and predation by the American Mink; work to safeguard the future
of dormice in Cheshire and the creation
of wildlife corridors benefitting birds, mammals and amphibians in North Wales.
Estimates
from paw prints and camera traps put the number at about 1400 tigers (Science, 22 February 2008), a figure that reflects years
of habitat loss and poaching.
Orangutan numbers on the Southeast Asian island
of Borneo plummeted
from 1999 to 2015, more as a result
of human hunting than
habitat loss, an international research team finds.
But more than 40 percent
of the land - dwelling animals that live in mangrove forests are now under pressure
from habitat loss, concludes an analysis published this week in BioScience.
Unlike many bird species that are now extinct on the Earth's small islands, the Eastern Bluebird and the Hispaniolan Crossbill disappeared long before the first people arrived, uncoupling their extinction
from human actions, such as the introduction
of new predators and
habitat loss for agricultural use.
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.
Using data
from several sources on 162 terrestrial animals and plants unique (endemic) to the Albertine Rift, the researchers used ecological niche modeling (computer models) to determine the extent
of habitat already lost due to agriculture, and to estimate the future
loss of habitat as a result
of climate change.
«Those caribou herds that shift their range to remain within their
habitat and those herds that are reduced in size and become isolated
from neighboring herds are those most threatened with
loss of genetic diversity,» said Hundertmark.
The native «Old Goats» are now only found in small feral herds, whose existence is under constant threat
from habitat loss, culling and the ongoing impact
of Swiss introgression.
Even without avian diseases and climate change, the honeycreepers still face threats
from habitat loss, introduced predators and competition with non-native birds (some
of whom, such as the Japanese bush - warbler, are thriving on the plateau, the study finds).
Faced with a variety
of threats,
from disease to
habitat loss, about half
of the world's roughly 7,000 species
of amphibian are threatened with extinction — and more than 250
of those species haven't been seen since the turn
of this century.
Using DNA extracted
from the remains
of extinct giant lemurs like this sloth lemur (genus Palaeopropithecus), researchers aim to better understand why Madagascar's largest lemurs were wiped out, and what makes some lemur species more vulnerable to hunting and
habitat loss today.
The new report,
from a panel
of the interagency National Science and Technology Council, says that too little is known about endocrine disruptors to say where they rank compared to other environmental problems such as global warming and
loss of species
habitat.
A new census proves that the mountain gorillas
of Bwindi Impenetrable Forest are slowly but surely recovering
from habitat loss, disease and poaching
The team
of researchers highlights the need to tackle at least the following three areas
of research for the rest
of the felids: differentiating
habitat loss from the effects
of fragmentation using theoretical scenarios; selecting priority areas for conservation, and analysing the consequences
of habitat loss.
The latest review
of primate survival prospects shows that
habitat loss from farming and human expansion is putting our closest evolutionary relatives at risk
«
Loss of rare species often results
from habitat - scale modifications that affect far more than the one rare species.
And since it was rediscovered in the 1950s, biologists have struggled to protect it
from the twin threats
of habitat loss and introduced predators, which drove its numbers to bottom out at just 30 individuals in the 1980s.
«A lot
of people think the
loss or degradation
of habitat is the big threat to wild animals, but here it shows there is a major threat
from direct exploitation by humans,» Ripple says.
CU Boulder Professor Michelle Sauther, shown here, is part
of a new study showing Madagascar's ring - tailed lemurs are declining significantly
from habitat loss, hunting, and illegal capture.
«Urbanization can lead to
loss or extirpation
of species entirely
from a region, through
habitat loss and pressure
from non-native species,» says Dennis Skultety, a GIS / GPS specialist with the Illinois Natural History Survey at U
of I, and the lead author on the study.
And global warming is so rapid — as fast as any warming in the past 65 million years — that species already under pressure
from habitat loss and overexploitation are at greater risk
of extinction.
They are the top three species on the EDGE list
of unique and endangered mammals, in danger
from hunting and
habitat loss.
«We then used models to forecast future
habitat loss in the national forests
from expected temperature increases in the region,» says Andrew Dolloff, research fishery biologist for the Forest Service Southern Research Station and a co-author
of the study.
A newly published research study that combines effects
of warming temperatures
from climate change with stream acidity projects average
losses of around 10 percent
of stream
habitat for coldwater aquatic species for seven national forests in the southern Appalachians — and up to a 20 percent
loss of habitat in the Pisgah and Nantahala National Forests in western North Carolina.
«This is the first time we've quantified the effect
of habitat loss on biodiversity globally in such detail and we've found that across most
of the world biodiversity
loss is no longer within the safe limit suggested by ecologists» explained lead researcher, Dr Tim Newbold
from UCL and previously at UNEP - WCMC.
The hihi is one
of the world's most evolutionarily unique birds, classed as the only member
of its own family, and were lost
from New Zealand's North Island by around 1895 because
of introduced predators such as rats,
habitat loss due to farming and disease.
With an effective breeding population
of about 2,500, numerous threats face this irreplaceable cat, ranging
from illegal hunting to
habitat loss and our rapidly changing climate.
One
of the main challenges to the scientific community involved in biology conservation is to demonstrate that the
loss and damage
of habitats, ecological interactions and species generates a prejudice (present and future) that far exceeds the profits
from the exploitation
of natural resources and agricultural production.
We need to demonstrate the
loss of habitats, ecological interactions and species generate bigger
losses than profits
from natural resources and agricultural production's exploitation.
We all know that the real danger to wildlife is
from human activity in the form
of destructive unchecked development and resulting
loss of habitat, road kill, environmental toxins and misguided government programs.
According to Cornell Lab
of Ornithology, the largest threat to birds is
loss (or degradation)
of habitat, which results
from human development and agriculture.
«Although
habitat loss is responsible for the original decline
of the Lower Keys marsh rabbit, high mortality
from cats may be the greatest current threat to the persistence
of the Lower Keys marsh rabbit [4].»
While it's true that feral cats do pose a threat to endangered birds, the bigger threat comes
from a disasterous
loss of habitat caused by indiscriminate development.
«The National Park Service and Parks Conservancy have partnered with local botanic gardens to bring back Franciscan manzanitas, saved
from other parts
of San Francisco prior to
habitat loss, to allow for «mating» with our remaining individuals.
In Costa Rica, Brenes - Mora has seized on the connection between large herbivores and carbon sequestration as a way to highlight the importance
of preserving the tapirs, under threat
from habitat loss as pineapple plantations expand and
from traffic on the Pan-American Highway.
The first
of which being
loss and degradation
of habitat resulting
from over grazing by domestic livestock (cattle and horses) and feral nonnative herbivores (sheep, deer, elk).
These animals are vulnerable to impacts
from chemical and noise pollution, fishing activity, global climate change and
loss of habitat.
Small populations
of island endemic taxa are often at risk
of extirpation or extinction due to their reduced genetic diversity and increased susceptibility to genetic drift, disease, and climate change, especially in conjunction with over-exploitation,
habitat loss, and predation or competition
from invasive species [4 — 7].
Resonating
from beneath the ground, this piece may conjure larger ideas such as the
loss of silence,
habitat, the impacts
of industrialization, and the approaching sea.
Native birds remain subject to other threats,
of course: feral cats,
habitat degradation
from free - ranging goats and donkeys, and outright
habitat loss due to hotel and golf - course development.
The fact is that the Eastern N American Monarch is facing multiple threats to its existence,
from loss of overwintering
habitat in Mexico and reproductive
habitat in the US, apparent threats
from Bt corn, and population fluctuations.