Environmental Factors
Location:
 Ponds 
(bare soil)		 Ponds
(grassy area)
Treeline
(south of ponds)
West 
Woods
(cedars)
 West 
Woods
(trail intersect)		 Grassy 
Area
(W of school)
Date
5/1/01
5/1/01
5/1/01
5/1/01
5/1/01
5/1/01
Time
1:30 p.m.
1:35 p.m.
1:41 p.m.
1:53 p.m.
2:00 p.m.
2:15 p.m.
Sky Condition
sunny
sunny
cloudy
ptly cloudy
sunny
cloudy
Light Intensity
(foot candles)
high
7500
2600
600
180
700
500
medium
6750
550
250
100
70
180
low
650
400
60
30
35
120
Light Intensity
(lux or milliphot)		   high
8820
2797.6
645.6
193.68
753.2
538
medium
7203
591.8
269
107.6
75.32
193.68
low
699.4
430.4
64.56
32.28
37.66
129.13
Air Temperature
(° Celcius)
dry bulb
28°
25°
25°
25°
23°
25°
wet bulb
21°
19°
19°
19°
20°
19°
Relatvie Humidity
(%)
53.48
56.8
56.8
56.8
76.13
56.8
Soil Temperature
(° Celcius)
24°
23°
24°
24°
33°
32°
Wind Velocity (mph)
head height
6
5.5
3
2.25
0
7
ground height
3
3.5
0
0
0
4.5
Wind Velocity (cm/sec)
head height
268.2
245.85
134.1
100.58
0
312.9
ground height
134.1
156.45
0
0
0
201.15