opportunity cost, definition of

The cost of an economic activity foregone by the choice of another activity.

• Global Warming, climategate, big business and being green
  The theory of man made global warming is turning into an excuse to derive profit from peoples good nature, what is going on?..
• Climategate, what is going on?
  Global warming, climate change, greenhouse effect and climategate; how 'valid' is the climate science?

• Carbon Tax Pros and Cons
  We look at the Pros and Cons of the Carbon Tax...
• The incredible shrinking carbon tax...
  Carbon tax is to be paid by even less industry, whilst in the US the Chicago Climate Exchange is finally put out of our misery..
• What is Carbon Pollution
  Carbon pollution, what is it?
• SpongeBob caught up selling Global Warming in schools
  Yep, its true, even good old little SpongeBob SquarePants is in on the act.. See the video below..
• Solar Panels for your home, with the reduced feed-in tariff, are they a sound investment?
  We take a more detailed look at solar panels and help you work out if investing your money in solar is the right thing to do for you and the environment.
• Feed-in tariff for NSW reduced to 20c/kWh
  New South Wales has reviewed its feed-in tariff and reduced it to 20c/kWh, we look at what this means.
• energy efficient homes and energy saving
  Energy saving is something we all want to achieve at home through better efficiency. We look at the options available to you.
• Compost Toilets or Waste processing system?
  If you happen to live 'off grid' you often have to make the choice over what form of human waste disposal system is best suited. We give you some advice on this smelly issue...
• Hebel Wall Systems, what are they..
  CSR Hebel Wall Systems are a class of wall cladding that has some unique properties that makes them useful in certain building situations.
• climate scientists: no consensus
  A post in "The Australian" indicates that the consensus on climate change among climate scientists is a fiction.
• 10:10 - 10 reasons carbon emissions trading does not work
  Carbon emissions trading does not work, we give you 10 solid reasons why it won't.