PPT-Targeting the causes of biodiversity loss:

Overpopulation Targeting the causes of biodiversity loss Overpopulation control Deforestation Overharvesting Habitat modification Household Energy Food Human needs To many humans Wealth Corruption. Possingham and David Pannell. ARC Laureate Fellows. The . University of . Queensland and The University of Western Australia. National . Environmental Research Program hub for . Environmental Decisions . 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.. Objectives:. Define the terms . extinction. , . extirpation. and . mass extinction. .. Contrast background extinction rates and periods of mass extinction.. Evaluate the primary causes of biodiversity loss.. By . Vaibhavi Apte. Biodiversity ???. Diversity = variety. Bio= living. Thus, variability among living organisms from all sources including inter alia, terrestrial, marine & other aquatic ecosystems and ecological complexes of which they are part of. . FYI- Facts & Stats.  . By the end of the 21. st. century half of the worlds languages will disappear.  . 15. th. century case study:. There were 15000 languages spoken at the beginning of the 15. Wednesday, February 1. st. , 2017. & Friday February 3. rd. , 2017. WHAT CAN WE DO? Eight Priorities for Protecting Biodiversity. Take immediate action . to . preserve. world’s biological . hot spots.. It is the variety of all the different living things and their homes on the planet. . BIO. . DIVERSITY. Bio= biological organisms . -living things!. diversity= the amount of variation. What is biodiversity?. Bio = life. Diversity = differences among organisms. Biodiversity. = the variety of living organisms found in an area. Where can you find biodiversity?. Biodiversity varies around the world:. Why Is It Important and What Can We Do About It?. Katie Gankos. February 23. rd. , 2009. . Will. . End Up Like. ?. In Other Words…. What is Biodiversity, Anyway?. Biodiversity is defined as:. Global . Perspective. Healthy. Living. Energy. Water. Climate Change. Original forest cover compared to forest cover in 2005. Note Madagascar, which was almost fully forested. Wildfires in Australia. Why Is It Important and What Can We Do About It?. Katie Gankos. February 23. rd. , 2009. . Will. . End Up Like. ?. In Other Words…. What is Biodiversity, Anyway?. Biodiversity is defined as:. Saving the Siberian Tiger. Siberian tigers are one of five remaining tiger subspecies.. In the early 20th century, hunting and habitat loss reduced the wild population to just 20–30 animals.. Conservation efforts have helped the wild population rebound to 450–500 today.. Extinction . When an organism is classed as extinct there are no living members of that species left. Extinction is a natural process where organisms that are less suited to an environment die out. Throughout the history of earth there have been several mass extinction events . Biodiversity at regional level is better understood by categorizing species richness into four types. . Whittaker (1972). described three terms for measuring biodiversity over spatial scales: . alpha, beta, and gamma diversity.