Global average concentration and trend for hydroxyl radicals deduced from ALE/GAGE trichloroethane [methyl chloroform] data for 1978-1990

Prinn [R.] ; Cunnold [D.] ; Simmonds [P.] ; Alyea [F.] ; Boldi [R.] ; Crawford [A.] ; Fraser [P.] ; Gutzler [D.] ; Hartley [D.] ; Rosen [R.] ; Rasmussen [R.]