What processes cause rivers to erode incised valleys and canyons?
What will be an ideal response?
Climate change can impact base level. A decrease in sediment load or an increase in stream power can cause base level to fall and erosion to occur. Tectonic uplift also leads to incision, assuming base level does not change. Both are significant processes and closely linked in stream development.
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Use the figure above to answer the following question. (solutions to environmental problems web) Regarding the issue of global warming, until the hurricane season of 2005, the federal government's official stance was that the information available from the scientific community was neither conclusive nor persuasive. This governmental position was probably due to ________.
- the consumer opinion polls - the private sector's reluctance to change manufacturing and land use strategies - the lack of good, measurable data from the scientific community - laws passed by voters - lobbying efforts on the part of environmental organizations
Most gateway cities were
A) ports. B) located primarily in northern Germany and Scandinavia. C) controlled by native elites. D) in existence for at least a millennium.
Epifauna live on the surface of the marine sediments.
Answer the following statement true (T) or false (F)
Muslims are clustered in
A) sub-Saharan Africa. B) South America. C) eastern Europe. D) eastern Asia. E) north Africa and southwest Asia.