The proposed Keystone XL pipeline has been debated for over 6 years. It would transport crude oil from Alberta, Canada to Nebraska. While it could provide economic benefits like jobs and tax revenue, there are also environmental concerns. The pipeline's route has changed to avoid sensitive areas, but there remain worries about potential spills and their impact on wildlife, water, and farmland. The issue has become politically divisive as well, with disagreement on whether the pipeline's potential increased oil supply and emissions contribute significantly to climate change. As oil prices have fallen in recent years, the need for the pipeline is less clear, but it remains an important symbol for both environmental protection and job creation that the president has not yet made a final decision