147 views3 pages
14 Jan 2011
School
Department
Course
Professor
Lecture 1.
Topic: the ozone layer.
Environmental chemistry: the chemistry of pollution
Study of the process associated with disturbances of the natural system through human ability.
Green chemistry: modify process/ product in such way that they are more environments friendly.
Geochemistry: try to understand natural process in natural environment.
Environmental pollution issue.
1. Ozone layer
2. 2. Air pollution (photochemical smog)
3. Global warming (green house gas)
4. Organic chemicals
5. Water pollution
6. Heavy metal (Hg)
Figures
1. From south pole, color=how much ozone, green=lot, purple= little
2. How much ozone is there over year during springtime in Antarctic
3. Size of the area without ozone, max extension
4. How ozone distribution will be developed
Predict ozone concentration.
Stratospheric ozone depletion
1. Transient disappearance of ozone in the Antarctic during spring time
Dobson unit: unit of measured ozone columnar density.
www.notesolution.com
Unlock document

This preview shows page 1 of the document.
Unlock all 3 pages and 3 million more documents.

Already have an account? Log in

Document Summary

Study of the process associated with disturbances of the natural system through human ability. Green chemistry: modify process/ product in such way that they are more environments friendly. Geochemistry: try to understand natural process in natural environment. Air pollution (photochemical smog: global warming (green house gas, organic chemicals, water pollution, heavy metal (hg) Figures: from south pole, color=how much ozone, green=lot, purple= little, how much ozone is there over year during springtime in antarctic, size of the area without ozone, max extension, how ozone distribution will be developed. Stratospheric ozone depletion: transient disappearance of ozone in the antarctic during spring time. Dobson unit: unit of measured ozone columnar density. www. notesolution. com. 1. 1 mm thick of ozone at 1 atm and 0 degree. , 200 du ozone =2mm thick. Why and how it occur each year: area effected grew. 1990 first observation in arctic: gradual decline in ozone concentration in non-polar area.

Get access

Grade+
$10 USD/m
Billed $120 USD annually
Homework Help
Class Notes
Textbook Notes
40 Verified Answers
Study Guides
Booster Classes
Class+
$8 USD/m
Billed $96 USD annually
Homework Help
Class Notes
Textbook Notes
30 Verified Answers
Study Guides
Booster Classes