Top-notch articles published this year, in the subject category: Science, Environment. From Helioza.com, where writers earn 50% of the advertising revenue for their pages. en-us 17 May 2008 04:36:19 MST http://www.helioza.com The growing demand for biofuels,especially in the wealthy developed countries is putting pressure on food crops such as corn, soy and sorghum. To relieve this pressure, scientists in Australian and the US are developing ways of converting lignocelluloses from plant waste rather than crops to renewable biofuels. http://www.helioza.com/Directory/Science/Environment/Biofuels-from-Cellulose-based-Waste-7.php 15 Apr 2008 04:43:17 MST http://www.helioza.com/Directory/Science/Environment/Biofuels-from-Cellulose-based-Waste-7.php