Guardian: Canada has retreated on past promises to fight climate change, setting out lower targets for cutting greenhouse gas emissions than any other industralised country so far ahead of a critical conference in Paris.
The announcement was a setback to efforts to reach a deal in the French capital that would limit warming to 2C (3.6F), the threshold for dangerous climate change.
Under the announcement, Canada committed to reduce greenhouse gas emissions 30% below 2005 levels by 2030.
That is a far...