Astrophysicist Piers Corbyn says Met Office research that shows rising planet temperatures is "completely dishonest."
Dr Michael Byrne has told talkRADIO that global warming will "very likely accelerate" in response to a new UK climate report.
Cars have been brought to a standstill, and schools forced to close in Cornwall due to heavy snowfall on Thursday afternoon.
A woman has died after the caravan she was in was blown off a cliff in Storm Ali which has brought gusts of 91mph.
A cold front is heading to the UK from Poland which is expected to bring ice, snow and strong winds
Many have criticised others for overreacting to the winter weather
Storm Georgina has arrived in the UK bringing gusts of up to 90 mph
Temperatures dropped below freezing in many parts of the country
Up to 20 centimetres (eight inches) of snow could fall on Monday as the storm keeps its grip on the country
Three died during the storm and thousands have been left without power
Many were surprised at the intense lightning that ripped through the sky, with some claiming it was a 'silent storm'
Storm Doris has been raging in the UK today, bringing gale-force winds and snow and many on Twitter have been sharing their experiences of the storm
Forecasters have warned that temperatures over the next few days will be up to five degrees colder than usually expected at this time of year, which could bring snow and sleet
Fog has caused travel disruption across the south of England, as thousands are facing flight cancellations and delays
The Met Office has warned those in Scotland, the north of England and Northern Ireland that Storm Barbara is on its way for Christmas, but not everyone is taking the threat that seriously