The land consists mainly of heavy elements – metals and minerals. The center has a very dense core of iron and nickel. This core is surrounded by a mantle of very diverse chemical composition. Outside the Earth is covered with 30-km crust of basalt and granite. It is divided into 20 huge platform, or tectonic plates, which are closely related to each other. Plates float on the surface of the hot, partially molten rock. Placed over the cortex earth land and sea. The land is divided into six continents. Here’s how the earth are called six continents:

All we have is one earth.

The Earth Day celebrates its 40th anniversary on 22 April. Despite the projects and efforts to protect the planet, the organizers paint a disturbing report. They want to denounce the actions harmful to the environment posed in everyday life.

Quebecers are invited, Friday, April 22 to celebrate Earth Day. A celebration that aims to invite young and old to mobilize and take positive action for the environment.

EARTH BE FRIENDS!

We need the closeness to the our environment.

"We’re not winning the green future: We’re troubled to read in the NY Times that the United States is falling behind other countries when it comes to creating green jobs and a green economy." Quote from www.earthday.org.

How is the global warming actually effecting our everyday life, and why should I care if people want to complain about global warming.

Earth Day.

Save Mother Earth.