Dave JensenDave Jensen is a contributing writer based in Milwaukee, WI.From the AuthorHomeA Change in DirectionCalifornia targets fleets with mandatory retrofit requirements.Emissions Control & Exhaust SystemsThe cost of complianceTier 4 compliant equipment welcomed into the industry?Emissions Control & Exhaust SystemsCutting Through the FogEmissions Control & Exhaust SystemsEmissions: In Obama's Crosshairs?Mining industry bears the brunt of new energy policies.Emissions Control & Exhaust SystemsEmissions: More Regulations, More Pollution?New study suggests NOx reductions may cause ozone levels to increase.Emissions Control & Exhaust SystemsReal-World RamificationsWill a faltering economy delay California's plans for regulating construction equipment?Emissions Control & Exhaust SystemsThe Rubber Meets the RoadHow will economic turmoil impact emission reductions?Emissions Control & Exhaust SystemsFork in the RoadManufacturers choose technology paths to Tier 4.Emissions Control & Exhaust SystemsAnd Now Global WarmingEPA finds a new reason for regulating emissions.Emissions Control & Exhaust SystemsA New Era in RegulationsCalifornia formally restricts emissions from existing off-highway equipment.Emissions Control & Exhaust SystemsWill They Power Our Equipment?The future for biofuels is promising, but concerns have been raised.Emissions Control & Exhaust SystemsSteady As She FlowsFew problems reported in transition to low-sulfur diesel.Page 1 of 2Next Page