The Church of England has pledged to fast for climate change action and pray for the Paris talks to succeed, urging the world's 70 million Anglicans to take up the global warming fight.

The pledge by the powerful English General Synod, which leads the mother church for Anglicans worldwide, follows a similar push by the Catholic Church last month, when Pope Francis released a major encyclical that warned climate change has grave implications and fossil fuel technology must be replaced.

Justin Welby, Archbishop of Canterbury. Credit:Bloomberg

It comes as the Abbott government has come under fire for directing the Clean Energy Finance Corporation to stop investing in wind and small-scale solar projects, throwing doubt on its commitment to renewable energy.

There are an estimated 3.5 million Anglicans in Australia.