environmentally-friendly (also environment-friendly) adjective

(about products) not harming the environment:

environmentally-friendly cars/energy/fuel/packaging

Our soap powder is environment-friendly.

• traveller's cheque
• travelling
• treasurer
• Treasuries
• treasury
• Treasury bill
• Treasury bond
• Treasury note
• treat
• treatment
• treaty
• trend
• trend line
• trendsetter
• trial
• trial balance
• trial offer
• tribunal
• trickle
• trickle-down
• trigger
• trigger point
• trim
• trip
• triple-A