Appendix B: Unit Conversions Note: Attention is restricted to units actually cited in the report. I. Temperature conversion: To convert from degrees Celsius (°C) to degrees Fahrenheit (F), first multiply by 9/5, then add 32. To convert from Fahrenheit to Celsius, first subtract 32, then multiply by 5/9. II. Length and area U.S. or Imperial 1 inch [in] 1 foot [ft] 1 yard [yd] 1 mile [mi] 1 nautical mile 1 acre 1 square mile [mi2] Metric (S.I.) 1 millimeter [mm] 1 centimeter [cm] 1 meter [m] 1 kilometer [km] 1 hectare [ha] 1 square kilometer [km2]
12 in 3 ft 1760 yd 2025.4 yd, 1.151 mi 4840 yd2 640 acres
10 mm 100 cm 1000 m 10,000 m2
Metric (S.I.) 2.54 cm 0.3048 m 0.9144 m 1.6093 km 1.853 km 4046.9 m2 2.59 km2 U.S. or Imperial 0.03937 in 0.3937 in 1.0936 yd 0.6214 mi 0.540 nautical mi 2.4711 acres 0.3861 mi2
III. Other U.S. or Imperial 1 pound [lb] 1 short ton [US] 1 long ton [UK] 1 nautical mile per hour [kt] 1 pound per square inch
1.151 mph
Metric (S.I.) 1 kilogram [kg] 1 tonne [t]
1000 kg
1 gigaton [Gt]
109 t
1 kilometer per hour [km/h] 1 kilogram per m2 [kg/m2]
Metric (S.I.) 0.4536 kg 0.9072 t 1.0160 t 1.853 km/h 703.1 kg/m2 U.S. or Imperial 2.2046 lb 1.1023 short ton 0.9842 long ton 1.1023 × 109 short ton 0.9842× 109 long ton 0.540 kt 0.001422 lb/in2
Determining the Impact of Climate Change on Insurance Risk and the Global Community
137