Biogeochemistry of a Forested Ecosystem

When we originally published Biogeochemistry of a Forested Ecosystem in 1977, the Hubbard Brook Ecosystem Study (HBES) had been in existence for 14 years, and we included data through 1974, or a biogeo­ chemical record of 11 years. Now our continuous, long-term biogeo­ chemical records cover more than 31 years, and there have been many changes. The most notable change, however, is that three of ou...