TG Ozone

{ GSS Teacher Guide Index } { All GSS Books } {} Objectives [] Overview [] Assessment [] Planning [] ResourcesGuides for each Chapter: 1 – 2 – 3 – 4 – 5 – 6 – 7 – 8 – 9 – 10 – 11Index of TG Investigations Teaching Objectives The four goals for the unit Ozone and the […]

Teacher Guide for GSS

{ To GSS Books } TEACHER GUIDE CONTENTS Introduction 1. Map of the GSS Course 4. How Can I Customize GSS for My Students? 7. How is GSS Related to Science Education Reform? 2. What is Global Systems Science? 5. What Teaching Methods Should I Use? 8. How Was GSS Created? 3. What Will My […]

OZ11.1. Measuring Lung Capacity

{ Ozone Contents } { All GSS Books } This activity was fashioned after that described at http://www.caosclub.org/freelessons/hbody3.html How can a gas at such low concentrations create problems for living things? Try an experiment that will allow you to measure how many molecules you inhale with each breath. The volume of air you breathe is called […]

OZ11C. Stay Current—Hazards of Ozone in the Troposphere

Staying current for Chapter 11 { Ozone Contents } 2021-05-03. E.P.A. to Sharply Limit Powerful Greenhouse Gases. By Lisa Friedman, The New York Times. Excerpt: WASHINGTON — The Environmental Protection Agency moved on Monday to sharply reduce the use and production of powerful greenhouse gases central to refrigeration and air-conditioning, part of the Biden administration’s larger strategy […]

OZ10C. Stay Current—The Other Face of Ozone

Staying current for Chapter 10 { Ozone Contents } 2020-05-19. Tracking Tropospheric Ozone Since 1979. By David Shultz, Eos/AGU. Excerpt: … The planet’s protective ozone layer, which exists mainly in the stratosphere at altitudes between 15 and 35 kilometers, absorbs ultraviolet radiation from the Sun, shielding the surface from hazardous high-energy light. However, ozone is also […]

OZ9C. Stay Current—Global Efforts to Recover Ozone

Staying current for Chapter 9 { Ozone Contents } 2022-05-02. Ozone-destroying chemical is on the rise despite crackdown. By Warren Cornwall, Science Magazine. Excerpt: Levels of an ozone-destroying chemical are mysteriously rising, despite international efforts to crack down on the problem. The uptick in the airborne chemical HCFC-141b comes even though reported production has declined […]

OZ8C. Stay Current—Measuring Ozone

Staying current for Chapter 8 { Ozone Contents } El Niño/Southern Oscillation (ENSO) Diagnostic Discussion 2020-05-19. Tracking Tropospheric Ozone Since 1979. By David Shultz, Eos/AGU. Excerpt: … The planet’s protective ozone layer, which exists mainly in the stratosphere at altitudes between 15 and 35 kilometers, absorbs ultraviolet radiation from the Sun, shielding the surface from hazardous […]

OZ7C. Stay Current—Expedition to Antarctica

Staying current for Chapter 7 { Ozone Contents } Analyzing the Antarctic Ozone Hole. Earth Exploration Toolbook activity. Use satellite images and ImageJ software to show how much ozone is in the atmosphere over the Southern Hemisphere, identify the ozone “hole” that develops over this region every spring, and with spreadsheet, graph its size from year […]

OZ6C. Stay Current—The Loss of ’84 and the Surprise of ’85

Staying current for Chapter 6 { Ozone Contents } 2019-01-22. Podcast: Uncovering the Ozone Hole. By Nanci Bompey, Eos/AGU.  2012-Dec.  The Ozone Problem is Back – And Worse Than Ever | Sharon Begley, Smithsonian Magazine.  Excerpt:  Jim Anderson of Harvard University … Since 2001, …had been studying powerful thunderstorms by packing instruments into repurposed spy planes and B-57 […]

OZ5C. Stay Current—A Mystery Solved

Staying current for Chapter 5 { Ozone Contents } Earth Portal section on Antarctic ozone hole  2012 March 12.  F. Sherwood Rowland, Cited Aerosols’s Danger, Is Dead at 84 | By Felicity Barringer, The NY Times. Excerpt: F. Sherwood Rowland, whose discovery in 1974 of the danger that aerosols posed to the ozone layer was initially met with disdain […]