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. 2015 Aug 11;10(8):e0134781. doi: 10.1371/journal.pone.0134781

Table 3. Pairwise correlation values between variables used in global RSF models and best fit term associated with oil and gas development (producing wells within 5km).

NWGP WYB
Variable Available Used Variable Available Used
ag 5km 0.14 0.16 ag 200m 0.01 -0.04
cliff 200m -0.03 0.16 cliff 200m -0.02 -0.03
ndvi 5km -0.02 0.08 slope 1km -0.03 -0.14
ndvi 5km2 -0.11 -0.14 herb 5km m -0.03 -0.05
treed 5km -0.12 0.00 herb 5km sd 0.00 0.03
flat/open 200m -0.01 -0.05 sage 5km m -0.04 -0.21
slope 5km 0.00 0.23 sage 5km sd 0.00 -0.12
sage 5km m -0.03 0.01 shrb 5km m -0.04 -0.10
sage 5km sd -0.02 0.05 lek count -0.03 -0.08
lek count lag -0.03 0.02 tmin -0.05 -0.09
Tmin -0.07 -0.20 tmin2 0.04 -0.07
tmin2 -0.06 -0.06 ppt 0.02 0.04
ppt lag 0.04 0.14 ppt2 0.02 -0.05
ppt lag2 -0.08 -0.12 elev -0.03 -0.13
Elev 0.00 -0.09 elev2 0.01 0.03
elev2 -0.14 -0.03