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Pollution

AP Environmental Science Ch. 14

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Pineda Chapter 14?: ?Environmental Health and Toxicology? Lecture Outline I. Central Case: Alligators and Endocrine Disruptors at Lake Apopka, Florida A. In 1985, Louis Guillette discovered bizarre reproductive problems in American alligators in Lake Apopka. B. He developed the hypothesis that certain chemical contaminants in Lake Apopka were disrupting the endocrine system of alligators during development in the egg. C. Guillette and his co-workers found that Lake Apopka alligators had abnormally low hatchling rates starting in the years after a pesticide spill. The lake also received high levels of chemical runoff from agriculture. D. Guillette?s results showed that atrazine and nitrates act as endocrine

World Civ IIH - Introduction

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Introduction: 1. Geography: study of where people, place and things are located and how they relate to each other. Location: Position on Earth?s surface Absolute location is derived from longitude and latitude. Place: Physical and human characteristics Physical: Landforms Climate Soil Animal life Human: Activities Means of transportation Religion Language Human interaction with the environment: how people alter the world around them. Hidden costs: pollution, pesticides. People?s adaptation: conformity to the land. i.e. Igloos in the north. Movement: Shift of people, goods and ideas Migration: people move to find resource/freedoms/natural disasters/war Trade: Movement of goods between areas. Resources are spread differently => import and export of goods.

APES Chapter 20

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Chapter 20 WATER POLLUTION Multiple Choice Questions CORE CASE STUDY Lake Washington, near Seattle, was degraded by the growth of which of the following? coliform bacteria protozoans snails aquatic plants cyanobacteria Level: Moderate Answer: E The degradation of Lake Washington resulted from the introduction by sewage treatment plants of which of the following? phosphorus nitrogen oxygen chlorine fecal material Level: Moderate Answer: A When researchers studying Lake Washington got no action from treatment plant managers, they did which of the following? went on to something new went to the Washington State legislature for help went to the EPA for help educated the public wrote more scientific articles Level: Moderate Answer: D
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