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Presentations in ecology & environment

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14 Dec 2021

Alternative sources of energy: a detailed presentation about the why, how and when

Presentation - 13 pages - Ecology & environment

This document is a PowerPoint presentation about alternative sources of energy: what are they exactly, why do we need them, how do we find or create them? What is the future of alternative sources of energy?

07 Dec 2021

Sustainable Development Goals and Green Growth

Presentation - 37 pages - Ecology & environment

This PowerPoint is about sustainable development goals. It shows an understanding on what sustainable development means and how to take into account our current situation and move towards a green growth. We will see how limited it will be due to inequalities around the world. We will understand...

25 May 2020
doc

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
ppt

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
ppt

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...