High Quality Content by WIKIPEDIA articles! The electricity sector in Colombia is dominated by large hydropower generation (65%) and thermal generation (35%). Despite the country’s large potential in new renewable energy technologies (mainly wind, solar and biomass), this potential has been barely tapped. A 2001 law designed to promote alternative energies lacks certain key provisions to achieve this objective, such as feed-in tariffs, and has had little impact so far. Large hydropower and thermal plants dominate the current expansion plans. The construction of a transmission line with Panama, which will link Colombia with Central America, is underway.