subject
Geography, 11.01.2020 05:31 idk8348

Which substance is of great concern to scientists studying human-generated greenhouse gases, and is thought to increase such that the earth's climate will be irrevocably changed by 2020?

a) chlorofluorocarbons

b) carbon dioxide

c) methane

d) nitrous oxide

e) ozone

ansver
Answers: 1

Another question on Geography

question
Geography, 22.06.2019 17:00
Adesert is an example of a(n) and the gobi desert is an example of a(n) a. ecosystem biome b. biome ecosystem c. ecosystem climate d. climate biome
Answers: 2
question
Geography, 23.06.2019 13:00
Hurricanes a. usually form over land b. usually intensify over land c. gain strength from ocean heat d. usually form over the poles
Answers: 2
question
Geography, 24.06.2019 08:40
Which statement is an accurate description of life in mongolia in recent years? the majority of the population now lives in cities. after a brief period of democracy, communists regained control of the government. subsistence farming remains the primary economic activity in the country. relations between mongolia and china are now tense. -gradpoint
Answers: 3
question
Geography, 24.06.2019 09:30
St. louis, missouri, and san francisco, california, both lie around 33° north latitude. st. louis is inland, while san francisco is on the coast of the pacific ocean. which statement about these north american cities would be true? san francisco will be warmer than st. louis in the winter. san francisco and st. louis will be about the same temperature year round. san francisco will be warmer than st. louis in the summer. san francisco will be warmer than st. louis year round.
Answers: 1
You know the right answer?
Which substance is of great concern to scientists studying human-generated greenhouse gases, and is...
Questions
question
Mathematics, 05.07.2019 12:30
question
Mathematics, 05.07.2019 12:30
question
History, 05.07.2019 12:30
question
Mathematics, 05.07.2019 12:30
question
Chemistry, 05.07.2019 12:30
Questions on the website: 13722360