Knock, knock.
Who’s there?
Ocean.
Ocean who?
Ocean you glad we’re working to save our oceans for future generations?

Knock, knock.
Who’s there?
Iceberg.
Iceberg who?
Iceberg melting, and it’s no laughing matter for the polar bears!

Knock, knock.
Who’s there?
Solar.
Solar who?
Solar panels: the bright idea for a sustainable future!

Why don’t environmentalists ever tell secrets?
Because they believe in full transparency, not carbon emissions!

Why did the eco-conscious chicken cross the road with a reusable shopping bag?
Because chickens don’t “yolk around” about reducing single-use plastics!

Why did the chicken cross the road during a climate conference?
Because it heard there was a “fowl” debate about reducing carbon emissions, and it wanted to add its “eggspertise” to the discussion!

What’s the most environmentally friendly type of math? Algae-bra!

Why did the tomato turn red during the eco-conference? Because it saw the green salad dressing!

What’s a tree’s favorite dating app? Timber!

Why don’t scientists trust atoms when it comes to climate research? Because they make up everything!

What do you call a group of musical whales fighting for climate action? An orca-stra!

Why did the bicycle fall over? Because it was two-tired from all the eco-friendly commuting!

What did one energy-efficient light bulb say to the other? “I’m feeling a little burnt out today.”

How do trees access the internet? They log in!

Did you hear about the recycling bin’s stand-up comedy gig? It was a total “trash” performance!

Why did the eco-conscious computer keep overheating? Because it had too many “green” processes running!