Subject
Geology
21
Northeastern States
16
Water quality
13
Environmental monitoring
12
Fishery management
12
Geology, Stratigraphic
12
Hurricane Sandy, 2012
12
Appropriations and expenditures
9
Climatic changes
9
Marine biology
9
Conservation of natural resources Law and legislation
8
Emergency management
8
Forest management
8
Water-supply
8
Disaster relief
7
Federal aid to transportation
7
Fishery resources
7
Forest nurseries
7
Invasive plants
7
Forests and forestry
6
Railroads Passenger traffic Planning
6
Floods
5
Hurricane damage
5
Railroads Passenger traffic Finance
5
Rules and practice
5
Buildings Repair and reconstruction
4
Fuelwood
4
High speed trains Finance
4
Historic sites
4
Hurricane Sandy, 2012 Economic aspects
4
Logging
4
Natural resources conservation areas Law and legislation
4
Railroads Passenger traffic
4
Transportation corridors Finance
4
United States Politics and government
4
Acid precipitation (Meteorology)
3
Aquifers
3
Atlantic Coast (U.S.)
3
Atmospherics
3
Bycatches (Fisheries)
3
Dairy products industry Law and legislation
3
Disaster relief Law and legislation
3
Drinking water Contamination
3
Earthquakes
3
Echinodermata
3
Electric power-plants
3
Electric power-plants Fuel
3
Employee fringe benefits
3
Fisheries Biological control
3
Forest landowners
3
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