New Delhi, Feb. 2 -- The Union Budget on Sunday placed tourism among the key sectors for employment generation and regional development, with proposals covering eco-tourism, heritage conservation, transport connectivity, guide skilling and medical tourism. "The tourism sector has the potential to play a large role in employment generation, forex earnings and expanding the local economy," Union finance minister Nirmala Sitharaman said in her 81-minute speech. A major announcement focused on trekking and nature-based tourism. Nirmala Sitharaman said: "India has the potential and opportunity to offer world-class trekking and hiking experience." She added that the government will develop ecologically sustainable mountain trails in Himachal Prad...