As part of its 'Green Initiative', Indian Railway plans to equip its entire fleet of over 1000 AC coaches with eco-friendly refrigerant technology. The Northern Railway (NR), Lucknow division, will get this facility by March-end," confirmed a senior NR official to The Pioneer.

Australian researchers have developed a device that allows household fridges to run on solar or wind power. The fridges are capable to switch themselves on and off regularly as they keep their temperature between 2