Hubbard Brook Bibliography
“Declining Acidic Deposition Begins Reversal Of Forest-Soil Acidification In The Northeastern U.s. And Eastern Canada”. Environ. Sci. Technol. 49: 13013 - 13111. http://pubs.acs.org/doi/pdfplus/10.1021/acs.est.5b02904.
. 2015.