Federal Insecticide, Fungicide and Rodenticide Act FIFRA (1947) Amended especially 1996 (Food Quality Protection Act 1996) Infants/Children - amends decisions FIFRA Registration and Labeling Law - >20k registered Goal To prohibit the introduction of compo
Does population matter to you? Are there too many of us?
Population Issues Demography: Branch of sociology (anthropology) Human science Study of the Statistical Characteristics of Human Population(s) Density and Distributions Predictive Uses
ENVIRONMENT AND YOU ISSUES FOR THE 21st CENTURY
EVPP 201 Spring 2009 Lecturer: Office: Dr. Robert Jonas 3055 King Hall (Fairfax Campus) 422 Occoquan Office Hours: T,R 1445 1615 and by appointment Phone: 703-9937590 (ESP Office: 9931616) email [email protected]
DDT The GOOD, The BAD And the Deadly
OR NOT! History Environmental Effects
DDT : An Ecotoxicology Model
IUPAC Name: 1,1,1-trichloro-2,2-bis-p-chlorophenylethane Structure:
Water Solubility < (ppm) Kow HIGH Adsorption > Kd & Koc HIGH Vaporization > due to
Environmental Toxicology and Chemistry
Risk Analysis depends on understanding these
"All things are poison and nothing is without poison, only the dose permits something not to be poisonous."
Philippus Theophrastus Aureolus Bombastu
PROJECTIONS for FUTURE Malthus, Rev. Thomas
(1766-1834) 1798 Essay on Population Growth
PROJECTIONS for FUTURE Malthus, Rev. Thomas (1766-1834)
1798 Essay on Population Growth
Population Food production
grows geometrically grows arithmetically
A Model for Environmental Management
Chesapeake Bay Watershed
Threats to the Bay
NUTRIENTS SEDIMENTS TOXIC CHEMICALS HABITAT LOSS OVERFISHING
Threats to the Bay NUTRIENTS
SEDIMENTS TOXIC CHEMICALS HABITAT LOSS OVERFISHING
A map of the Antarctic Peninsula with the location of the the Wilkins Ice Sheet, which is on the southern portion. Ice bridge broke April 5, 2009. Ice Shelf is size of Connecticut.
The End of Life as WE Know It?
Atmospheric carbon dioxide (CO2) concentrat
Water Issues: What is more important Electricity or Water?
Topics: Volume, Pollution, Treatment Unlike Air - We Do NOT Live in an Ocean of Water
But Volume available? Potomac _ MD vs VA Source pipe, well?, ground, surface Cost how much do you use? Legal/R
Endocrine System Overview The endocrine system, also referred to as the hormone system, is found in all mammals, birds, and fish. It is made up of: Glands located throughout the body. Hormones (i.e., chemical messengers) that are made by the glands and re
Compact fluorescent bulbs save huge amounts of electricity. But there is one thing that worries people: Compact fluorescent bulbs contain a small amount of mercury. If one breaks in your house, clean it up carefully, In way that doesn't spread dust (i.e.
Environmental (Analytical) Chemistry of what use is this to you? Ozone in ground level air Nitrate in Chesapeake BayContaminants in drinking water-
You ARE the Fat in a Separatory Funnel!
GAS CHROMATOGRAPHY = Color Writing Organics, Organometals CL