The Willandra Lakes Region in Australia is considered one of the most important .... areas in the world.

There are a lot of ...... lakes and there lived aboriginal people in the Williandra Lakes Region.

Today the Williandra Lakes Region is just a ..... bed, because 10,000 years ago the water dried up.

The scientists have found there bones of many ... animals.

The Parthenon in Greek is made of .....

The Parthenon is .... to the Greek goddess Athena.

..... work is done all the time to conserve and protect from acid rain.

The Tibetan Plateau and the Himalayas region is known as .... and is the source of many of Asia's rivers.

But unfortunately, the roof of the world is .... due to global warming.

sand dune

protected

Synonym to DUE TO is

marble

conserve