IN A link on the World Wildlife Fund's website, David Cameron gives a speech lasting less than two minutes and welcomes Earth Hour on Saturday March 26.

People are invited to join in by turning off lights at 8.30pm as an international message of solidarity on climate change.

Mr Cameron urges everyone to take part as we need to become a low carbon society for the protection of our planet.

SUSAN CHAPMAN, Parkwood Road, Bournemouth