Precursors of Thropospheric Ozone - EDGAR 20

• CO (Carbon Monoxide)
• NOx (Nitrogen Oxides)
• NMVOC (Non-Methane Volatile Organic Compounds)
• CH4 (Methane)  

Tropospheric ozone is toxic and is also a greenhouse gas. Methane is also a direct greenhouse gas.

• back to EDGAR2 1990