Crossword Puzzle Rough grasses

Clue: Rough grasses

Rough roof (LEANTO with 6 letters)
How you might get cut walking through the marsh grasses? (ONTHERAZORSEDGE with 15 letters)
It accounts for roughly 15% of the Earth's population (AFRICA with 6 letters)
Roughly 96% of the U.S.A., in a way (LOWERFORTYEIGHT with 15 letters)
Rough up (e.g. HARM with 4 letters)
Causes of rough coughing (CHESTCOLDS with 10 letters)
Roughen before repainting (DEGLOSS with 7 letters)
Roughly 21% of the atmosphere (OXYGEN with 6 letters)
They may be rough (e.g. EDGES with 5 letters)
Rough game on a pitch (RUGBY with 5 letters)