If I know broad-sense heritability is H^2=.32, how do I figure out the % of population variance that is due to genetic factors the % that is due to...

If I know broad-sense heritability is H^2=.32, how do I figure out the % of population variance that is due to genetic factors & the % that is due to environmental factors?P.S.-There was no "genetics" option on the subject selection, therefore I selected "other homework".