Sentences with «concentration of greenhouse gases»
Growing populations and growing energy demand will greatly increase atmospheric concentrations of greenhouse gases in this century without big changes in technology, policy, or behavior. (dotearth.blogs.nytimes.com)
Global warming in the modern era is being driven by increasing concentrations of greenhouse gases in the atmosphere, which leads to an enhanced greenhouse effect. (skepticalscience.com)
In computer - based models, rising concentrations of greenhouse gases produce an increase in the average surface temperature of the earth over time. (eia.gov)