Chemical weathering2
Diabase2
coal-tar-based sealcoat2
land use2
polycyclic aromatic hydrocarbons2
sediment2
streams2
tectonics2
urban sprawl2
weathering rind2
Appalachian Mountains1
Appalachian Plateau1
Appalachians1
Basalt1
Basalt weathering1
Biosignature1
Central Appalachians1
Cosmogenic nuclides1
Costa Rica1
Curvature and weathering1