A TroposphereBottom layerTemperature decreases as altitude increasesPressure decreases as altitude increasesContains all life and all weatherContains CO2 and H20vapor the greenhouse gasesa.
additional CO2 coming from industry &exhaust
trap heat in the tropospherelayer has raised 1 degree last century1).
some scientists do not agree
2) claim natural warming not due to human pollution3) others say we are headed for an ice ageif trend continues, temps will raise 4 deg in next 200 years, causing ice caps to melt.
Total process is unknown
Causing a thinning or “hole” over Antartica which fluctuatessome “healing” has occu...
Allowed
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Microsoft Office Word (.doc, .dot) - application/msword
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