What is essential in the restoration and continuation of photosynthetic productivity in the ocean?
A) Upwelling
B) Blooming
C) Light
D) Carbon dioxide
A
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Regarding urban heat islands, it is true that
A) scientists who study climate change have not taken into account the impact of urban areas on temperature readings of weather stations there. B) the highest temperatures are typically found on the edges of a city. C) the highest temperature increases relative to surrounding rural areas are found in cities with both large areas and large populations. D) soil typically has a greater heat storage capacity than most building materials.
The Convention on Biological Diversity is an international treaty
A) ratified by the United States to globally limit the loss of biodiversity. B) ratified by the United States to limit the international trade of endangered species. C) that aims to conserve biological diversity worldwide but has not been ratified in the United States. D) that would purchase all endangered species habitats in the world but has not been ratified in the United States.
The pervasiveness of organized crime and corruption in Russia's political and economic systems waste almost half of its GDP
a. True b. False Indicate whether the statement is true or false
A shield volcano has a great ________.
A. width compared to its height B. amount of pumice C. proportion of pyroclastic material, compared with lava flows D. height compared to its width