Sentences with phrase «on tiger populations»

Illegal logging is widespread throughout the Russian Far East and has a major impact on tiger populations because Korean pine and Mongolian oak provide critical food for the the tigers» prey during the snow season.

Not exact matches

NEW DELHI — Hot on the heels of a study that used feces to track penguin populations from space (ScienceNOW, 6 June), researchers in India are reporting that DNA from tiger poop can help them estimate the cat's numbers in the wild.

The latest population estimates show there were only 400 to 500 tigers left on Sumatra in 1999.

«Based on previous work, we knew that during the summer the sand tiger population formed groups in the Delaware Bay, with male and female adults and juveniles all together in the same places, sometimes very close together,» said Danielle Haulsee, the paper's lead author and a doctoral student in the College of Earth, Ocean, and Environment's School of Marine Science and Policy.

Aditya Joshi, a researcher with the Wildlife Conservation Trust and an author on the paper, says, «Conservation of corridors and forest areas outside of the protected area network is critical for long - term demographic and genetic viability of many endangered species and future growth and recovery of tiger populations.»

On the other hand, when yellow fever mosquitoes evolve to avoid this type of mating, they may be able to coexist with Asian tiger mosquitoes and repopulate areas from places where their populations are dwindling, Bargielowski said.

Wildlife Conservation Society researcher Ullas Karanth talks about his July, 2016, Scientific American article on state - of - the - art techniques for tracking tigers and estimating their populations and habitat health.

This study evaluates the potential impact of CDV on a key tiger population in Sikhote - Alin Biosphere Zapovednik (SABZ), and assesses how CDV might influence the extinction potential of other tiger populations of varying sizes.

CDV infection increased the 50 - year extinction probability of tigers in SABZ by 6.3 % to 55.8 % compared to a control population, depending on risk scenario.

Several projects were successfully completed or reached significant milestones, including: First time in 100 years that the global population of wild tigers has increased, with 60 % growth where WWF - Canada works on tiger conservation in Nepal; first ever certified sustainable cod fishery in Canada; first ever national measure of the health of our freshwater ecosystems reaching 75 % completion; and, end of oil exploration interests near Arctic's Lancaster Sound region

Aqua - Trek now operates the Ultimate Shark Encounter on nearby Lake Reef offering the best visibility, longer bottom time, a larger shark population and more regular tiger shark sightings!

On a chartered boat and sometimes patrol boats, Rabinowitz winds deeper and deeper into the struggles of tigers, which are hemmed in ever more in India and Bangladesh by expanding populations and deforestation and imperiled by the rising Asian trade in tiger parts.

Here's a «Your Dot» contribution from Rabinowitz, who heads Panthera, which — together with the Wildlife Conservation Society — has been running a project called Tigers Forever, focused on doubling tiger populations from 2006 to 2016 in critical spots.

The tiger population in India has risen in the last four years, according to data released by the government on Monday.

India announced the results of its new survey at the first international meeting on tiger conservation since the big Russian conclave last fall at which countries with tiger populations pledged to move from conferences to concrete actions on the ground.

As John Broder reported on our Green blog, Putin is a big fan of tigers and hosts a Web site on Russia's Amur population.

However, we argue that focusing on these isolated sites may reduce the immediate risk of population extirpation within them, but neglecting corridors in a region experiencing rapid habitat loss (Hansen et al. 2008), will not sustain tiger ecology, behavior, and genetics.

In November 2011, a wild Amur tiger was captured on camera for the first time in an area of northeastern China — a key finding for the breeding and resettlement of the tiger population in the region.

«There's no point bleating about the future of pandas, polar bears and tigers when we're not addressing the one single factor that's putting more pressure on the ecosystem than any other — namely the ever - increasing size of the world's population.

Rabinowitz makes two points which really make you sit up: 1) conservation groups really need to be held accountable for their efforts at big cat conservation, and 2) even with massively reduced habitat tiger populations could be ten times higher than they are today.Rabinowitz says that the world's 2500 - 3000 wild tigers live on just 5 - 7 % of their former range, but even that small about of remaining habitat «could probably hold up to 30,000 tigers right now at reasonable densities.»