Jusqu'où un arbre peut-il pousser ?

Welcome to Castonguay Environmental Watch

This blog mandate is to preserve and enhance the quality of the natural environment; conserve renewable resources; conserve and protect water resources; forecast weather and environmental change; diffuse information about the rules relating to the protection of environmental ressources in the biosphere and help to coordinate environmental awareness and programs around the world.
Castonguay Environmental Watch suggest analysis, scientific papers, films, videos, montages, books, reports, about the problems affecting the environment and the natural ressources of the planet.
It also suggest an ecological point of view and a look on alternative ressources, durable devlopment and the news related to those aspects.

The languages used in this blog are : French or English.

The blogger is Pierre Castonguay.

Email : p.castonguay@videotron.ca

7/01/2019

Jusqu'où un arbre peut-il pousser ?

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