vertical farming noun [U] UK /ˌvɜː.tɪ.kəlˈfɑː.mɪŋ/, US /ˌvɝː.t̬ə.kəlˈfɑːr.mɪŋ/
a farming technique in which food crops are grown in vertical stacks

Proponents of vertical farming call it the “third green revolution”, analogizing the developments to Apple and Tesla. They tout the potential of such technology to address food shortages as the world population continues to grow.
[The Guardian 14 August 2016]

Clexit noun [U] /’klek.sɪt/
an exit by a country from international climate treaties

First there was Brexit […]. Now a movement is building that would further stun the supranationalists: an exit from the United Nations climate change protocol, dubbed “Clexit.” Brexit happened, and Clexit could be next.
[The Washington Times 11 August 2016]

chemical tax noun [C or U] /ˈkem.ɪ.kəl ˌtæks/
a tax on the purchase of items that are difficult to recycle

The Swedish government is planning tax breaks on various items to encourage repairs and recycling. The aim is to make Sweden less wasteful and make the economy more friendly to the environment. […] Buying new white goods and computers will also be made more expensive, thanks to a new so-called chemical tax on hard-to-recycle goods.
[www.bbc.co.uk/news 19 September 2016]

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