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Presentation in Ecology & environment

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25 May 2020

Photo's Studies About Pollution - English oral

Presentation - 3 pages - Ecology & environment

This document is a photograph of a factory in Saint-Ouen, in the north of Paris. This photo comes from a report wrote by France 24. The photographer's name is Philippe Lopez. The photojournalist takes this photo on the 12th of December 2018 (two thousand eighteen). This photo deals with the...

04 Jun 2009

Non-conventional energy sources

Presentation - 37 pages - Ecology & environment

This presentation talks about non conventional energy sources. First of all the presentation gives a clear definition about energy and different forms of energy. It then moves on to the explanation of different forms of non-conventional energy forms explained one by one beginning with solar...

19 Jan 2009

Tsunamis of Sumatra Island

Presentation - 16 pages - Ecology & environment

Tsunami: appearance of a wave (wavefront).Propagation velocity: depth of the sea. The loss of energy is inversely proportional to the size. A tsunami travels quickly but also on long distances without losing consequent energy. With the approach of the coasts Tsunami slows down since its flow of...