Shugaban sabis na gandun daji na USDA, Tom Tidwell, kwanan nan yayi magana a wurin Society of American Foresters taron shekara-shekara. Ga abin da ya ce game da dazuzzukan birane da na al'umma:
“Tare da sama da kashi 80 cikin ɗari na Amurkawa da ke zaune a cikin manyan birane, Hukumar Kula da daji tana faɗaɗa ayyukanmu a wurare kamar New York, Philadelphia, da Los Angeles. Amurka tana da kadada miliyan 100 na gandun daji na birni, kuma ta hanyar mu Shirin Birane da Dajin Al'umma, muna ba da taimako ga al'ummomi 8,550, gida ga fiye da rabin al'ummar mu. Manufarmu ita ce ci gaba da hanyar sadarwa na shimfidar gandun daji lafiya, daga yankunan jeji mai nisa zuwa inuwar birane, wuraren shakatawa, da hanyoyin kore.
Ɗayan haɗin gwiwar maidowa ga yankunan birane shine Ƙwararrun Ƙwararrun Ruwa na Tarayya. Fadar White House ta kaddamar da kawancen a hukumance a watan Yunin da ya gabata a Baltimore. Ya hada da hukumomin gwamnatin tarayya 11 daban-daban, kuma an tsara shi ne don dawo da lafiyar magudanan ruwa na birane, mafi yawansu akalla sun kasance dazuzzuka. An zaɓi wurare bakwai na matukin jirgi, kuma ma'aikatar gandun daji tana kan gaba a kan uku daga cikinsu - a Baltimore, inda magudanar ruwan kogin Patapsco da Jones Falls ke cikin yankunan karkara zuwa arewa da yamma; a Denver, inda muke aiki tare da Ruwan Denver don maido da gandun daji da Wuta Hayman ta lalata a 2002; kuma a arewa maso yammacin Indiana, wani yanki na babban yankin Chicago, inda muke aiki ta cikin jejin Chicago."