<human>: Question: What legal case sought to compel the Environmental Protection Agency to regular greenhouse gases?
Answer: Mayor Bill de Blasio has committed to an 80% reduction in greenhouse gas emissions between 2014 and 2050 to reduce the city's contributions to climate change, beginning with a comprehensive "Green Buildings" plan.
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: no