Engineering & Materials Science
Microplastic
100%
Sediments
61%
Rivers
58%
Polyacrylates
22%
Polymers
12%
Color
12%
Surface waters
11%
Polyethylene terephthalates
10%
Population Density
10%
Polystyrenes
9%
Polyethylenes
8%
Industry
7%
Plastics
6%
Sampling
5%
Fibers
5%
Social Sciences
Portugal
57%
river
56%
water
46%
River basins
39%
Surface waters
21%
population density
17%
typology
12%
Earth & Environmental Sciences
river
28%
sediment
28%
distribution
21%
river basin
15%
polymer
15%
water
11%
typology
10%
digestion
9%
population density
9%
shoreline
8%
marine environment
8%
protocol
8%
plastic
7%
fiber
7%
surface water
6%
ocean
5%
sampling
5%
land
5%
particle
4%