By Gene E. Likens, F. Herbert Bormann (auth.), Gene E. Likens (eds.)
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Additional info for An Ecosystem Approach to Aquatic Ecology: Mirror Lake and Its Environment
At Hubbard Brook, at least one-third of the total meteorologic input of sulfur (Eaton et al. 1978; Likens et al. 1977) and two-thirds of the total input of nitrogen (Bormann, et al. e. in excess of bulk deposition). Based on preliminary calculations using atmospheric concentrations and deposition velocities for both S02 and sulfur aerosols, S02 should account for 96% of the gravitational dry deposition of sulfur at Hubbard Brook and sulfur aerosols should contribute the remaining 4% (Eaton et al.
During and after the processes described above, the area was subjected to long periods of erosion. The only significant evidence of widespread depositional processes in the Mirror Lake area since the Mesozoic Era is the presence of glacial drift. ' I. Topographic contour interval 30 meters. A-2. Drainage-basin subdivisions and location of test and instrumentation sites. A. Physiographic Setting and Geologic Origin of Mirror Lake of the lake and its drainage basin. The type of information needed was the configuration of the bedrock surface, and mineralogic and hydraulic properties of the bedrock, including distribution and hydraulic properties of the fractures.
Drift as much as 24 m thick also fills the bedrock valley on the south side of Mirror Lake. ' ---12 lI .... of equal thlckne •• of glacial ckift. lTad. Inlenllli ver labla. "~I .. A-S. Drift thickness. tiOO MeIer. I 46 cesses in the Hubbard Brook and Pemigewasset Valleys. These data indicate that geologic materials along most of the south side of Mirror Lake, except near the outlet dam, consist of glacial drift.
An Ecosystem Approach to Aquatic Ecology: Mirror Lake and Its Environment by Gene E. Likens, F. Herbert Bormann (auth.), Gene E. Likens (eds.)