Finally, don't set the low end of your range lower than you'd like to accept. (thebalance.com)
This implies that the climate sensitivity (the temperature increase with a doubling of atmospheric CO2 concentration) is at the higher end of the range of estimates. (skepticalscience.com)
However, with the government focus on pollution, enforcement activity may be greater than expected, driving sales at the upper end of the ranges noted earlier. (thecollegeinvestor.com)