If you need an idea of how bad air quality is in India's capital, then here it is.
A bar in central London has installed new AI-powered facial recognition tech to help staff see who's next in line.
It means nothing wasted or even recycled, while saving water that would usually be used to wash up too.
We explore one of Ibiza's luxury beach bars that allows you to enjoy sustainability in style.
From the Baltic States to Hungary down to Croatia, Eastern Europe is proving very fertile for craft beer.