BEING green and being luxurious aren't mutually exclusive. Hotels, often accused of consuming a large amount of water and power, are going to pay more attention to environment, starting June 5, the World Environment Day . The Hotel Association of India (HAI) has asked its member hotels all over India to observe a 'Green Week.' In Chennai, at The Park and ITC Park Sheraton - the celebration will begin with the screening of Al Gore's 'An Inconvenient Truth.' Distribution of saplings to guests and staff is the other interesting item on the menu common to all hotels during the week.