This website uses cookies so that we can provide you with the best user experience possible. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful.
Mr Packham, who is a well-known for presenting nature programmes, said he believed the prime minister was "acting illegally" in changing the policy, and it contravened the UK's commitments under the Climate Change Act, which says the government must be clear on how it will meet its carbon budget plans.