Conservationists receive funding to tackle algae blooms in Florida

Tumbleweeds block in house entrance in Colorado

Hundreds of real-life tumbleweeds roll across road in Colorado

Injured stray dog hiding under weed overgrowth rescued

Medics see four-fold increase in health issues following cannabis decriminalisation in Thailand (file footage)

American tourist apologises over Ghostbusters style gun blowing cannabis over people

Tourist dies after drinking cannabis tea from shop in Pattaya, Thailand

Rampaging Italian tourist hurls fridge from balcony after sex and drugs binge in Pattaya

Dirty sedan covered in weeds coasts along road in Thailand

Tourists caught on video 'stealing jar of cannabis' from shop in Thailand

Smart cyclist fills flat tire with weeds as makeshift puncture repair

Cannabis plants sold legally at garden centre in Bangkok, Thailand

Long queues at cannabis cafe as drug in decriminalised in Thailand

Thai cops return 16 tonnes of seized marijuana after country decriminalises cannabis

Hightech seaweed farm removes pollutants from estuaries before they reach oceans and destroy ecosyst