A 2009 study found that one -third of the world's 925 major rivers experienced reduced flow from 1948 to 2004,with the majority of the reduction attributed to _________________.
A)overuse for agriculture
B)the effects of climate change
C)dredging operations that make the rivers navigable
D)municipalities diverting treated wastewater into artificial wetlands rather than the rivers themselves
E)overuse by cities for drinking water

Question

Quizplus · Accepted Answer

The majority of the reduction in river flow from 1948 to 2004 was attributed to the effects of climate change, making option B the correct answer. The other options, such as overuse for agriculture and cities using drinking water, may also contribute to reduced river flow but were not cited as the main cause in this particular study.

A 2009 Study Found That One -Third of the World's