The others are a combination of national and sub-national initiatives across Latin America, Europe, and Asia, and all have one thing in common: they aim to incubate and incentivize solutions that suit their own local economies and philosophies.

FORBES: New Carbon Markets Combine Best of Public And Private Initiatives

The National Weather Service had earlier said the combination of two weather systems from the polar and sub-tropical jet streams would produce a "potentially historic" storm.

BBC: Snowstorm batters north-east US and Atlantic Canada