ecological habitat

Today, Portland is the green capital of the United States. The city owes this status to its governor during the 1970's : Tom McCall. In fact, in 1966, he was the one to establish the « Beach Bill », which declared Oregon State owner of 480 kilometres...

What are the advantages of an ecological habitat ? An ecological habitat is usually a house that respects the environment but it can also be a building. This kind of habitat is built with special building materials like wood (which holds back the carbon...