Eco-Friendly Riddles for Green Thinkers

I drink sunlight, breathe out oxygen, and stand still all day. What am I?

I take yesterday's paper and turn it into tomorrow's homework. What am I?

I flow through turbines to light up cities. What am I?

I'm a breeze that spins blades to make energy. What am I?

I hide under your sink, waiting for glass, paper, and cans. What am I?

I stretch across rooftops, capturing sunshine. What am I?

I am water used twice, once to wash, once to water. What am I?

I keep food scraps out of landfills and feed gardens. What am I?

I am a reusable swap for plastic bags. What am I?

I travel by pedal power and emit zero fumes. What am I?

I am tiny, glow at night, and remind you nature still sparkles. What am I?

I am the 3 R mantra that guides eco heroes. What am I?

I am a tree hugger's holiday. What am I?

I'm invisible but trap heat around the planet. What am I?

I am the promise to leave no trace. What am I?

I sit under the gutter collecting water for the garden. What am I?

I am the reusable bottle replacing single-use plastic. What am I?

I'm a plot where neighbors grow food together. What am I?

I am the bee pollinating flowers in the meadow. What am I?

I wash over the shore at high tide and clean the sand. What am I?

What gets bigger the more you take away?

What belongs to you but others use more than you do?

What has cities but no houses, forests but no trees, and water but no fish?

What invention lets you look through a wall?

What can travel the world while staying in a corner?

What is always coming but never arrives?

I am the classroom poster reminding you to turn off the lights. What am I?

I'm sewn on a sash after a park cleanup. What am I?

I test solar power on a tri-fold board at the school fair. What am I?

I am the proud smile after planting a new tree. What am I?