In particular, the complexity of carbon sink and source accounting requires separating the contributions from land use, land use change, and forestry from those of other areas. (eos.org)
The fundamental challenge to measuring the impact of school leaders is separating their contributions from the many other factors that drive student achievement. (educationnext.org)
According to campaign disclosure reports the Erie County GOP received five separate contributions of $ 20,000 each in 2012 from Limited Liability Corporations with the same address as New York City real estate company Glenwood Management. (nystateofpolitics.com)