A holiday on a cruise ship is all about sun, sea and fun. But luxury liners wreak environmental havoc, generating vast amounts of trash that largely ends up in the ocean. A growing number of environmental groups are campaigning against the sector, which is slowly starting to improve its record. In a further report, we head to Ghana to meet a man who builds high-tech bikes made from bamboo.
Locally manufactured bikes are rare in Accra, Ghana's capital. But for several years, Ibrahim Djan Nyampong has been making bikes made of bamboo.
The cruise ship industry comes in for heavy criticism for its poor environmental record. Environmental groups accuse the sector of polluting the seas, with luxury liners disposing of their waste in the ocean and emitting huge amounts of CO2.
Dalpat Singh Naruka is the grandson of Rao Sardar Singh, Uniara's last Maharaja. He shows us his living room in a North Indian palace built 800 years ago. It even includes chairs made of solid silver.
The Prespa region shared between Greece, Albania, and the Republic of Macedonia is home to a unique natural heritage. But the environment is increasingly under threat from deforestation, overgrazing and overfishing.