非秘密
发表于 2025-3-27 00:54:26
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Retrieval
发表于 2025-3-27 04:39:43
toxic substances. ‘Heavy metals‘ and the terrestrial environment are but one facet of the impact of toxic substances on the natural environment, and the use of biological materials for indicating the occurrence of, and continually monitoring the presence of, these materials is a specific topic whic
Amnesty
发表于 2025-3-27 08:10:03
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慌张
发表于 2025-3-27 12:38:13
Plants as Monitors of Soil Contamination,tors of air pollution, since it is often difficult to distinguish between the relative proportions of a total plant metal content that are derived from either aerial or soil sources. The following main processes are involved in soil-plant relationships:
mortgage
发表于 2025-3-27 16:49:01
Book 1982stances. ‘Heavy metals‘ and the terrestrial environment are but one facet of the impact of toxic substances on the natural environment, and the use of biological materials for indicating the occurrence of, and continually monitoring the presence of, these materials is a specific topic which is of co
狗舍
发表于 2025-3-27 21:07:45
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Confidential
发表于 2025-3-28 01:22:52
The Use of Terrestrial Animals as Monitors and Indicators of Environmental Contamination by Heavy Mtrey and Martin (1977b), Coughtrey .. (1977), Wieser .. (1976), Czarnowska and Jopkiewicz (1978), Beardsley .. (1978) and Popham and D’Auria (1980). However, whole and part organisms have been used to ‘indicate’and monitor metal contamination and the relevant information can be considered in the context of invertebrate and vertebrate studies.
PTCA635
发表于 2025-3-28 05:16:52
https://doi.org/10.1007/978-3-476-03556-1tative assessment of pollution levels but have provided comparisons with unpolluted sites or periods when pollution was assumed to be minimal. Of the three plant materials mentioned above, probably tree-ring analysis has received the greatest attention but generally has proved to be the most difficult to execute and interpret.
Badger
发表于 2025-3-28 10:10:46
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抱狗不敢前
发表于 2025-3-28 12:36:46
AI and International Relations: A New Balance of Power in a New World Order,t-COVID-19. The new balance of power is based on smart power and new types of war. Third, we will try to underline the challenges imposed by all these changes considering the impact of AI transformation on the balance of power. In conclusion, the role of diplomacy is an important and urgent conditio