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Gawie de Villiers, Giel Viljoen, Herman Booysen
Pág. 294 - 306
According to the geological history of the earth, climate change is an integral part of environmental changes that occurred over time. Sufficient evidence is provided of recurrent wet and dry and cold and hot periods due to natural circumstances. ...
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Gawie de Villiers, Giel Viljoen, Herman Booysen
Pág. 294 - 306
According to the geological history of the earth, climate change is an integral part of environmental changes that occurred over time. Sufficient evidence is provided of recurrent wet and dry and cold and hot periods due to natural circumstances. ...
ver más
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S Viljoen, J Pascoe, A G S Gous, J H van Laar
Pág. 139 - 140
Kweekhuisgasse is een van die beduidende faktore wat tot versnelde klimaatsverandering bydra. Om hierdie rede is daar verskeie nasionale en internasionale verligtingsbeleide in werking gestel om die impak van klimaatsverandering teen te werk. Die verligt...
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