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Successful implementation of the planned infrastructure projects is expected to result in reducing the consumption of petroleum-based fuels by up to 30 million gallons per year . By providing a windbreak , trees ( especially evergreens ) also help reduce individual heating bills by up to 30 percent . Extending its Adaptive Enterprise strategy , HP today introduced more than 40 new management services and software products to help customers integrate heterogeneous technologies , cut information technology operations costs by up to 30 percent and increasingly automate responsiveness to real-time business demands . Program project could develop and refine a revolutionary technique for making a wide range of hardened steel parts , slashing manufacturing costs by up to 30 percent and adding $ 6 billion to the U.S. economy every year . Measure makes possession of less than one ounce of marijuana a Class C misdemeanor , punishable by up to 30 days imprisonment , plus 500 to 1000 dollar fine .