> What is the biggest change in our environment since the past 2 decades?

What is the biggest change in our environment since the past 2 decades?

Posted at: 2015-03-12 
Help me with these infos...need them asap!! Thanks....10 points directly

Arctic sea ice sheet melting, opening the arctic up for drilling and shipping.

Human population increased to 7 billion.

The reduction of lead pollution from leaded gasoline.

increase in earth temperature - global warming

ozone depletion- ozone hole

coastal flooding

melting of ice sheets

A hysterical political environment hell bent on collecting more taxes.

Crooked politicians and Climatologists.

Snow disappeared, well according to this pratt it did.

http://whttp://wattsupwiththat.com/2010/12/24/sn...

ww.independent.co.uk/environment/snowf...

Arctic ice-free, well according to this pratt it did.

http://news.bbc.co.uk/1/hi/7139797.stm

What nonsense.

Where I live, that would be street lights.

Help me with these infos...need them asap!! Thanks....10 points directly