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Howland Forest

Image Gallery

: Main Tower

: View of Main Tower through a canopy gap

: Main Tower from the air

: Main Tower

: Main Tower in winter

: Holly on top of the Main Tower

: View of the Howland forest canopy from the top of the Main Tower

: Cloudy skies over the tower wind guage

: Sonic anemometer

: Webcam on Main Tower

: Instrumentation on the tower

: Instrumentation secured to the Main Tower for data collection

: Howland Forest canopy

: Instrument buildings at the Main Tower site (tower behind)

: Picarro analyzers in the Main instrument building

: Data loggers at Main tower building

: Instruments in Main tower building

: East Tower from the path

: East Tower

: Sonic, intake, Tair, net rad on the East Tower

: West Tower from helicopter

: West Tower

: West Tower

: Solar radiation instruments on the West Tower

: Sonic and irga on top of West Tower

: “Swamp shack” by the West Tower

: Instruments and computer in shed at West Tower

: View of Howland from the skies

: Helicopter taking off

: Helicopter nitrogen application

: John atop the Main Tower

: Dave coring a tree

: Dave helps dig a soil pit

: Holly in the swamp

: Julie performs nutrient analysis

: Bob safely climbing a tower

: Holly sitting at the base of a large white pine

: Holly adjusting instrumentation

: Debjani and Lio

: Holly and Kathleen by soil respiration autochamber

: Researchers enjoy lunch in the forest

: Aaron and Olivia take a break from vegetation mapping

: Howland Cooperators Meeting 2008

: Howland Retreat 2016

: John and Holly at Howland

: Holly at the top of main tower

: Carbon trapping

: Soil respiration autochambers

: Soil respiration autochambers at the Main Tower site

: Soil moisture sensors

: Young moose on Seed Orchard Rd

: Hollow down woody debris

: Forest at Howland

: Recent contributions of deadwood to the soil carbon pool

: NASA plot established in 1989

: Winter day at Howland

: Canopy cover in the NASA plot (fisheye photo)

: Map of Howland tower sites

: Stem map of the NASA plot. Each circle represents one tree, each color a species

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