Mercury levels have dropped about 20 percent in the Great Lakes in recent decades but remain dangerously high and are getting worse in some places, scientists said in a report released Tuesday.
57754
Mercury levels drop in Great Lakes
94692
Water levels in major rivers rising
52785
Major averages slide more firmly into negative territory
126051
Cancer rates falling:
167076
Mercury crosses 40 degrees in five Orissa towns
61683
New study shows exposure to solvents may lead to health risks
93704
Chemical residues in food continue to decline
46547
Suicide rate falling
44988
Technical indicators have deteriorated
88501
Dry fish may be hazardous for health
83563
Report shows annual loss of 59,000 acres of wetlands in coastal watersheds
170949
Mercury, Fever have tough act to follow
16601
Cancer rates fall in the first state
27225
Base metals trading lower
5513
Water resources declining
37617
Review of culverts, bridges and dams in Massachusetts find many cause problems for wildlife
155905
Man and woman hospitalized with mercury poisoning