PDF-EXTINCTION AND THE ENDANGERED SPECIES ACT Kieran Suckling, Sla

Extinction and the Endangered Species Act 2 AND THE ENDANGERED SPECIES ACT1 One hundred eight US species are known to have become extinct in the first 21 years following the creation of the E. AP Environmental Science. Mr. Grant. Lesson . 38. Objectives:. Define . the terms . extinction. , . extirpation. and . mass extinction. .. Contrast . background extinction rates and periods of mass extinction.. and . fauna. . in . INDIA. Made by . sana. . junaid. FlORA. 47000 species are found in . india. Of the estimated 47000 plant species ,about 15000. Flowering are endemic to . india. INDIA HAS ABOUT . By Raquel S. . Define: . A Threatened Habitat and An Endangered Species. A . threatened habitat . is a type of environment, where a particular animal lives, which is in danger of extinction in the future. . When a population decreases significantly, . the species . can . become . extinct, endangered or threatened.. Extinctions. 99.9% of all species that ever lived on Earth are now extinct. . Extinction appears to be a natural cycle and part of our changing Earth, but the cause of early extinctions are a cause for concern.. 40:. Time . for a . Change. Damien M. Schiff. Pacific Legal Foundation. Sacramento, California. What’s wrong with the ESA?. Not particularly effective: only a small fraction of listed species has recovered. The Species Approach. Chapter 9. Core Case Study: . The Passenger Pigeon: Gone Forever. Once the most numerous bird on earth.. In 1858, Passenger Pigeon hunting became a big business.. By 1900 they became extinct from over-harvest and habitat loss.. The Species Approach. Chapter 9. Core Case Study: The Passenger Pigeon: Gone Forever. Passenger pigeon hunted to extinction by 1900. Commercial hunters used a "stool pigeon”. Geological record shows five mass extinctions. What is extinction? . Extinctions occur when the last individual of a species dies out. . Functional Extinctions occur when individuals remain but the odds of sustainable reproduction are low. i.e. the species is effectively extinct even though individuals remain. . Saving Species and Ecosystem Services. Bees play a key role in pollination. Globally, about one third of the food supply comes from insect-pollinated plants. Currently, agriculture depends heavily on a single species of bee. The Species Approach. Core Case Study: Polar Bears and . Global Warming. Polar Bears. 20,000-25,000 . in the . Arctic. Most calories in winter from seals on sea . ice. Environmental impact on polar bears. Loss. Presented by. Dr. . R. . P. Patil. Professor & Head. Department of . Botany. Deogiri . College, Aurangabad. RET and Causes for Biodiversity Loss:. Ravi Pandurang Patil. Diversity & Endemism of India with World.. Department of Fish and Wildlife. Species that are threatened with extinction . Department of Fish and Wildlife. What endangered species are found in Washington?. Department of Fish and Wildlife. You can type answers here or on a whiteboard. . Good progress:. Define the term extinction. Explain how extinction may be caused.. Outstanding progress:. Explain that organisms become extinct because something changes and the species cannot adapt quickly enough to the new circumstances.. Biodiversity is the number of different species in an area. . Major environmental issue.. Why?. Value of Biodiversity. Economic Value. They can provide food, materials for clothing, medicine, and other products..