ISLAMABAD - The ministry of environment has proposed the federal government to observe two holidays a week, as the move would help conserving about 30 per cent energy consumption in the country, TheNation reliably learnt on Friday. Sources in the ministry told this correspondent that the statistics worked out by the ministry of environment and its subsidiary ENERCON had been forwarded to Prime Minister Syed Yousuf Raza Gilani for further consideration and approval. "A report complied by the ministry of environment mentions that in order to conserve 30 per cent energy and power in the country, it is imperative to observe two-day (Saturday and Sunday) holiday in a week and on Friday no government vehicle should be used after 03:00pm," said the sources. Sources said it was also suggested in the report that provincial government should also observe two holidays per week in a bid to save energy and power in the country. Earlier, government had asked the ministry of environment to prepare report mentioning the effect for observing two holidays per week on the power and energy sector. A part of ministry of environment, National Energy Conservation Centre had been assigned to prepare statistical report regarding it. ENERCON is an attached department of the ministry of environment, government of Pakistan. It was established in 1987 and serves as the national focal point for energy conservation/energy efficiency activities in all sectors of the economy, namely industry, agriculture, transport, building and domestic. It is to be mentioned here that Pakistan has total capacity for the installed power generation of 20,456 MW. However, dependable or de-rated capacity is in the range of 16,000 to 17,000 MW during the current year 2008, in which a number of factors are involved. The demand is increasing at an average annual rate of about 8 per cent, which seems impossible to meet in respect of current water shortage and fuel price hike and shortage. As a result, there is gross power shortage at national level and the demand is expected to be around 22,000 MW by the year 2010.