Great Lakes Pollution No Longer Driven by Airborne Sources; Land, Rivers Now Bigger FactorsUniversity of Rhode Island
An Introduction to the Niagara River/Lake Ontario Pollution Problem Considerable public concern about contamination of Lake Ontario has been generated by suspected leakage of toxic chemicals from a multitude of hazardous wa... RJ Allan,A Mudroch,A Sudar - 《Journal of Great Lakes Research》 被引量...
Scientists blame a lot of chemicals entering the water, which has caused pollution.(然而,有时,工业废料和农用化学物质的排放造成的污染,会使伊利湖大片地区覆盖着半米厚的绿色黏液层。科学家指责大量化学物质进入水中,造成了污染)”可知,伊利湖的问题是它含有很多化学物质。故选D。【小题2】细节理解题。根据...
Pollution from industrial waste, agricultural runoff, and sewage has threatened the health of the lakes. Invasive species, such as zebra mussels and quagga mussels, have also caused significant damage to the ecosystem.”,即五大湖面临着污染和入侵物种等环境挑战。
aTwo years have passed since you completed your analysis of the Great Lakes pollution problem. The major polluters along the chain of lakes put together a fairly comprehensive clean-up plan which temporarily calmed the fears of the concerned environmentalist groups. Recently, a study was published ...
In1972, to reduce pollution in the Great Lakes, limits having been set by the United States and Canadaon the amount of phosphorus that could be discharged into Lakes Erie and Ontario. A. limits having been set by the United States and Canada B. limits set by the United States and Canada...
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“StateofKnowledgeReport onEnvironmentalContaminants andHumanHealth inthe GreatLakesBasin” 300pages ArcticPollutionIssues ArcticPollutionIssues,AStateoftheArcticEnvironmentReport,ArcticMonitoringandAssessmentProgram,Oslo,l997 HighlightsoftheCanadianArcticContaminantsAssessmentReport,acommunityreferencemanual,Northern...
The Great Lakes between the US and Canada are the largest bodies of fresh water in the world.For a long time,people lived happily beside the Lakes until the countries began to build factories along the shores.Pollution was killing the Lakes,Pretty soon,the Lakes’ ecosystem(生态系统)was not...
the water column resulting from influx of particulate matter and resuspension of bottom sediments, and nutrient inputs associated with surface runoff and sub-surface interflow. Additionally, agricultural herbicides introduced by storm-water inflows potentially may affect and/or control the growth and physi...