KATHMANDU, Nov. 20 -- The Asian Development Bank (ADB) has approved a $150 million (approximately Rs 17.85 billion) concessional loan to improve the capacity of Tribhuvan International Airport (TIA) and Gautam Buddha Airport (GBA) in Nepal.

Issuing a statement on Friday, the ADB said that the loan will support the construction of a parallel taxiway extension and hangar aprons at TIA, and a new international terminal building at GBA to increase capacity.

Another key component of the project is minimizing climate change impacts by using clean energy materials, such as the solar panels and energy-efficient lighting to be installed at the new GBA terminal building, according to the statement.

TIA is Nepal's only international airport and a...