Venice floods: Highest tides in 50 years plunge city's squares underwater as 'result of climate change'

'The situation is dramatic,' city's mayor tweets. 'We ask the government to help us. The cost will be high'

Venice floods: Highest tides in 50 years plunge city's squares underwater as 'result of climate change'
'The situation is dramatic,' city's mayor tweets. 'We ask the government to help us. The cost will be high'