‘Think of what would change if we valued terrestrial water as much as we value the possibility of water on Mars.’ (Image: A. Krauze)

There may be flowing water on Mars. But is there intelligent life on Earth?

While we marvel at Nasa’s discoveries, we destroy our irreplaceable natural resources – so we can buy pre-peeled bananas and smartphones for dogs Evidence for flowing water on Mars: this opens up the possibility of life, of wonders we cannot begin to imagine. Its discovery is an astonishing achievement. Meanwhile, Martian scientists continue their search

Mark Carney said: ‘Once climate change becomes a defining issue for financial stability, it may already be too late.’ He proposes that firms ‘would disclose not only what they are emitting today, but how they plan their transition to the net-zero world of the future’. (Image: Jonathan Brady/PA)

Carney warns of risks from climate change ‘tragedy of the horizon’

Business leaders are finally waking up to what’s coming down the line. Bank of England governor tells Lloyd’s insurers that ‘challenges currently posed by climate change pale in significance compared with what might come’ Mark Carney, the governor of the Bank of England, has warned that climate change will lead to financial crises and falling