漫不经心 发表于 2025-3-26 21:03:56
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A Preliminary Evaluation of Atmospheric Pollution as a Cause of the Global Temperature Fluctuation onges in their world-average abundance, and the relevance of these to the observed fluctuation of planetary average temperatures in the past century..On the basis of significant new data on atmospheric CO. that has become available in recent years, it is reliably estimated that about half of all foss纵火 发表于 2025-3-27 17:34:02
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https://doi.org/10.1007/978-94-010-3290-2Air pollution; ecosystem; ecosystems; pollution; temperature; air pollution and air qualityellagic-acid 发表于 2025-3-28 00:10:41
Wolfgang Bühmann,Axel Schroedertained no free oxygen, and that appreciable oxygen concentrations developed only because of the evolution of living organisms which, in turn, had to adapt themselves to the environmental changes caused by the oxygen.figment 发表于 2025-3-28 03:55:01
,Grundlagen der Vermögensverwaltung,oductive agriculture requires fertilizers, principally nitrogen and phosphorus. It is very susceptible to damage by various pests. It usually requires irrigation, which often involves a transfer of water, and a return flow which carries off nutrients, chlorides, pesticides — all undesirable substances — into streams and rivers.小木槌 发表于 2025-3-28 08:59:28
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