Dr. Jim Speer

• Use of tree-rings to reconstruct environmental variables such as fire history, insect outbreak, and climate

Environmental Lab Equipment includes:

• Water depth indicator
• Constant- and falling-head permeameters
• YSI 600XL multi-parameter probe
• Desktop dissolved O2 meter
• Portable pH meter
• Portable sample filtration device
• Weighing scales
• Fume hoods
• Convection drying oven