Time for early action.
D002244:Carbon / Q000009:adverse effects / Q000302:isolation & purification*; D002245:Carbon Dioxide / Q000032:analysis; D035082:Federal Government; D005466:Fluorocarbons / Q000302:isolation & purification; D017752:Greenhouse Effect; D006801:Humans; D008697:Methane / Q000302:isolation & purification; D013997:Time Factors
D005466:Fluorocarbons; D002245:Carbon Dioxide; D002244:Carbon; D008697:Methane