Category Archives: Ecosystem

Green, Blue and Grey Infrastructure , Blue Green Cities

Anyone who considers where their clean water comes from recognizes the critical role of infrastructure to deliver and maintain a safe and sustainable water supply for all users. Today much is known about the systems and impacts involved in supplying … Continue reading

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Watershed: An Area of Land that Drains Water to the Lowest Point

Everyone lives, works or plays in a watershed. What is a Watershed  An area of land that drains water to the lowest point—a river, stream, lake, or ocean. It  is an area of land that catches rain and snow and … Continue reading

Posted in Class Notes, earth, Ecosystem, water | Tagged | Leave a comment

Iraq’ Venice where People Live in Floating Houses

Iraq is colorful. In Tigris-Euprates marshland people live in floating houses. Some tribes live here. They do fishing here. These hoses are build easily , in 2-3 days. The population consisted of several tribes that had developed a beautiful, eco-friendly … Continue reading

Posted in Archaeology, BIODIVERSITY, Countries, Ecosystem, Environment, west asia | Tagged | 2 Comments

How Earth Avoided Global Warming Last Time

Geochemists have opined that  a huge rise in atmospheric CO2 was only avoided by the formation of a vast mountain range in the middle of the ancient supercontinent, Pangea. 300 million years ago, plate tectonics  aggregated land masses into a … Continue reading

Posted in earth, Ecosystem, Education, Environment, Global Warming, Links | 1 Comment