Green Travelers T-Shirts

"You know, sir. By packing a bit lighter, a lot of fuel can be saved. Fewer greenhouse emissions, too."

A tourist inadvertently destroying the place he is visiting

Scenic Root: ants, bugs and worms using an exposed tree root as a scenic route.

"It's a new year, and I have a brand new attitude. Which way is it to San Diego Sea World?"

The Gardener's Holiday: Don't leave produce behind you to perish.

"We can't go. We don't have enough carbon offset credits to get to the Grand Canyon."

Ecotourism.

World's cheapest car

Rail travel - the environmental alternative (that sometimes doesn't allow bikes)

"It's a hybrid!"

Electric powered sleigh with wrong fitting.

Green Bike

"We now allow our employees to send their drones in to work for them. It saves them time and money on gas."

Electric bike.

'I think I'll go somewhere warm this year.'

Couple in a yacht setting up a washing line on wind turbines.

'Surely the most environment-friendly holiday is staying at home.'

Three Wise Men on one camel. One says: 'We've decided to set an example by camel sharing.'

'Couldn't you plant your tree before you fly?'

'Sorry I'm late, Fred. I forgot to plug in the car.'

"Only one problem: wind resistance."

"I know it can drive itself. I'd buy it if it could pay for itself."

Flower power.

'Quicker to cycle anyway, mate...'

"If cars are to go all electric by 2035 we have to make a few compromises."

"Nice!. . . but, mine's more environmentally friendly."

"They've replaced the company car."

Polar Cruises.

Information desk at the top of a mountain.

Cars with cycles on roof are overtaken by cyclist with car on his back.

'What makes you think I'd buy this? Do I look environmentally challenged?'

Sustainable transport

'Wow! You get a great view of the retreating icecaps from up here.'