Riz Khan Show at Al Jazeera, July 23, 2007

Last week, Prime Minister Justin Trudeau announced a plan to reduce plastic pollution, which will include a ban on single-use plastics as early as 2021. This is laudable: plastics clog drains and cause floods, litter nature and kill animals and birds. Of course, plastic also makes our lives better in a myriad of ways. In just four decades, plastic packaging has become ubiquitous because it keeps everything from cereals to juice fresher and reduces transportation losses, while one-use plastics in the medical sector have made syringes, pill bottles and diagnostic equipment safer. Going without...

Chancellor Phillip Hammond was slapped down by Downing Street last week for warning that reaching net zero carbon emissions could cost the UK £1 trillion and require cuts to funding for schools, hospitals and the police force. Climate change needs a response, but Mr Hammond is right to highlight the cost – and in fact, he is likely to be underestimating the real price-tag. Almost all signatories to the Paris Agreement on climate change are failing to live up to their promises. This is nothing new, countries have been failing to deliver ever since the Rio de Janeiro Earth Summit was held back...