A draft assessment of the health of nature in the United States is grim but shot through with bright spots and possibility. By Catrin Einhorn An unusual outbreak of wildfires in city parks gave ...
À l’intérieur d’un cadre, les acteurs partagent des références communes et subissent ou acceptent ses contraintes, souvent les deux à la fois car, malgré les inconvénients, un cadre procure certains ...
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