Air Quality Answers

Human activities can have an impact on natural disasters.

Which of the following best explains why deforestation increases the risk of floods in an area?a.Tree leaves catch and retain rain water.b.Trees block the free flow of water.c.Deforestation increases precipitation.d.Tree roots improve soil water retention.

A dense mix of dry, hot rock fragments and hot gas erupting from volcanic vents at high speed is

The majority of damage caused by volcanoes is from lava flows.

The damage caused by Tsunamis is restricted to the area surrounding the epicenter of the earthquake which caused it.

Why are hurricanes considered more damaging than tornadoes when tornados have stronger winds?a.Hurricanes only strike coastlines while tornados strike coasts and inland.b.Hurricanes also cause flooding and occur over a broader area.c.Tornadoes move more slowly than hurricanes.d.Tornadoes only occur inland, away from coastlines.

The impacts of natural disasters are limited to property damage and loss of life.

Which of the following is a natural disaster that can have a significant impact on human populations?a.hurricaneb.volcanoc.earthquaked.all of the above

Which of the following is not an environmental impact of resource extraction?a.loss of soilb.increased resource supplyc.water contaminationd.loss of vegetation

Which of the following best explains how a hurricane can increase an area’s susceptibility to future storms?a.Storm surges cause massive damage to buildings along coastlines.b.Hurricanes often flood coastal communities.c.Hurricane strength winds cause large amounts of property damage.d.Erosion caused by hurricanes can leave coasts more exposed to storms.