Many hotels promise to be green nowadays, but where can travelers find more information to help them choose the most eco-friendly hotel?

Online booking site Travelocity believes that travelers actually prefer green hotels. According to its statistics, eco-friendly properties get higher reviews than their non-green counterparts.

For many consumers, search sites such as Travelocity, Expedia and Orbitz will be the first stop in booking a hotel and all three have tried to make it easier.

Airbus has given a glimpse of the future of flight with its Concept Plane, which was showcased at the Farnborough International Airshow in Hampshire today.

The images released today illustrate what air transport could look like in 2050 – even 2030 if advancements in existing technologies continue apace.

The aircraft is more fuel-efficient and features advanced interior systems, long, slim wings, semi-embedded engines, a lightweight body and a U-shaped tail.

British designer Richard Sauter has unveiled plans for the world’s first zero carbon megayacht, a hybrid craft combining solar and electric power with Mercedes-Benz & BlueTec clean diesel engines.

Dubbed Transcendence, the sleek, high-performance 49 metre yacht will be capable of 25 knots under full power using what Sauter claims is the cleanest marine propulsion system in the world.

The yacht’s emissions are not zero at full power obviously, but the point is Transcendence is capable of 100% and operates normally at just 50%.

Follow sailing ship the Bessie-Ellen online, as it transports 20,000 bottles of Château Smith Lafite and Château de Cayx Bordeaux to Montreal on July 21.

Château Smith Lafite and Château de Cayx are using a classic sailing ship to transport their vintages to North America.

The sailing ship being used, the 120-foot (36.5 meter) Bessie-Ellen was built in 1904 in Portsmouth, England, and is one of the last remaining vessels of its kind.

Global carmakers have been unveiling concepts that could shape the future of automobiles for the next decade, with a focus on lean, green models.

Hybrids and electric cars took center stage on day one of the show, which is open to the public March 4-14.

What its makers say is the world’s biggest boat powered by the sun was unveiled in Germany on Thursday ahead of its planned circumnavigation of the globe in 2011 — the first under solar power.

“This is a unique feeling to see in front of me today a boat which I so often dreamed about,” said Raphael Domjan, the boat’s future skipper.

The sleek, 31- by 15-metre (100 by 50 foot) catamaran, known as PlanetSolar, 35 metres by 23 metres when flaps at the stern and the sides are included, will be “silent and clean,” say its makers, also called PlanetSolar.

The vessel will be able to achieve a top speed of around 15 knots, (25 kilometres per hour), and can accommodate 50 people on its round-the-world voyage.