Success Stories Answers

Which of the following is not a transboundary health hazard along the U.S.-Mexico border?a.abandoned tiresb.raw sewagec.animal carcassesd.hazardous waste

Why is preventing pollution at its source the first strategy in minimizing environmental risk?a.It is easier and more effective to prevent pollution than to clean up and dispose of waste.b.Remediation of contamination is easier than pollution prevention.c.Habitat restoration cannot be undertaken with modern technologies.d.Safe waste disposal is the easiest was to minimize environmental risk.

Nanotechnology is proving ineffective at helping clean up PCB’s.

It is best to say that restoring and protecting estuaries and wetlands _______.a.helps prevent pollution in coastal waterwaysb.results in higher juvenile fish mortalityc.improves the health of coastal ecosystemsd.has no impact on fish populations

Community redevelopment programs are primarily directed towards _______.a.preventing pollution in commercial and residential propertiesb.improving property values by eliminating blighted buildingsc.establishing basic sanitation in urban environments and communitiesd.cleaning up abandoned, unused, and polluted properties

Wetlands and estuaries are critical ecosystems, but do not require protection.

Environmental risks arise from all of the following except _______.a.pesticidesb.pollutionc.industrial chemicalsd.groundwater

Brownfields are best described as _______.a.parcels of polluted land that cannot be redeveloped safelyb.polluted land that must be remediated before being redevelopedc.land where pollution has killed all vegetation, turning it “brown”d.fields with excess organic waste and animal feces

Which of the following is not being undertaken to reduce the risks to human health from pesticides? a.only promote pesticide use in rural environmentsb.protect workers exposed to pesticides occupationallyc.regulate the safe use of pesticidesd.reduce the concentration of pesticides found in watersheds

Efforts are being made to restore and protect the critical wetland and estuary ecosystems.