The technology sector could reduce carbon emissions by 25% if implemented correctly, IDC says in the lead up to the climate change conference in Copenhagen next month.

IDC together with leading industry partners have identified areas where the information and communication-based technology (ICT) sector could bring immediate reductions to mounting greenhouse gases.

The city of New York has chosen software from New Zealand’s CLIMSystems to help it manage the impact of climate change on its water supply, storm and waste water systems.

A spokeswoman for the company told NBR the deal is worth $1 million.