On The Green Fence

There are 1.5 billion cars in the world today. Replacing these with lower-emission alternatives is going to be a huge challenge. Are electric cars really the answer?

Humans have long been driven by a desire to explore the planet and visit faraway places. But with tourism's toll on the environment now calling our globetrotting habits into question, some say it's time for change. But just how realistic is this given that people are itching to travel freely again once the Covid-19 pandemic is over?

The accommodation you book as a tourist has a major impact on how eco-friendly your holiday is. A Bavarian hotel owner in one of Germany's most popular tourist destinations promises carbon-neutral stays. But how does this work?

The iconic cove from "The Beach" movie is slowly starting to recover from the onslaught of mass tourism. Thai authorities had sealed it off to the public in 2018 after almost all the coral was destroyed. Now tourism operators and local stakeholders struggling under the pandemic are urging the authorities to reopen the beach. But how can the environmental recovery be secured if this happens?

Flying is one of the most polluting and privileged forms of travel. The aviation industry is facing growing pressure to wean itself off fossil fuels to bring down CO2 emissions. Can it succeed? Or do we need to stop flying altogether?

Cruises are a dirty and wasteful form of travel. But thanks to large profit margins this sector is also a testing ground for new technologies and alternative fuels. Could cruises help make global cargo shipping greener?