Not exact matches
Scientists estimate that 30 percent of plant species are now of
conservation concern in just the United States alone.
This is an integral part of
conservation as it enables
scientists to identify individuals and
estimate population sizes.
Barb Taylor is a
conservation biologist with NOAA's Southwest Fisheries Science Center in La Jolla, California, and she was the co-chief
scientist on an expedition last summer to
estimate how many vaquita remain.
Losey and his colleague Mace Vaughan of the Xerces Society for Invertebrate
Conservation undertook the task of
estimating the monetary value of insect activity in the U.S. Confining themselves to four activities that could be rigorously calculated — processing cattle dung, controlling pests, pollinating plants and serving as food for wildlife — the
scientists derived conservative figures for the value of these services.
Shark populations are declining globally, and
scientists lack data to
estimate the
conservation status of populations for many shark species.
(Washington, D.C., January 29, 2013) A new peer - reviewed study published today and authored by
scientists from two of the world's leading science and wildlife organizations — the Smithsonian
Conservation Biology Institute and the U.S. Fish and Wildlife Service (FWS)-- has found that bird and mammal mortality caused by outdoor cats is much higher than has been widely reported, with annual bird mortality now
estimated to be 1.3 to 4.0 billion and mammal mortality likely 6.3 to 22.3 billion individuals.
Research by
scientists from the Smithsonian
Conservation Biology Institute and the U.S. Fish and Wildlife Service
estimated that cats are responsible for the deaths of 1.4 - 3.7 billion birds and 6.9 - 20.7 billion mammals in the United States every year.
In Florida's waters alone,
scientists from the Fish and Wildlife
Conservation Commission
estimate that the 3,000 manatees occupy much of the same space as the 1 million registered boats and thousands of out - of - state vacationing boats.