The building has many features that make it more __________ as well as reducing heating costs.

The ________ who are gathering to watch a performance are wearing dress code

To improve air quality, cities need to __________ pollutants from vehicles and factories.

The items designed specifically to produce musical sounds, often classified into categories like strings, percussion, and woodwinds, are known as __________.

They are _________ plastic use to protect the environment.

Flying is the biggest contribution to my ___________