Bengaluru, known as India's Silicon Valley, has become a hub for global tech giants and startups, attracting nearly 15 million people. However, this rapid development is causing significant environmental consequences.

Over the past 25 years, Bengaluru, still popularly known as Bangalore, has transformed into India's Silicon Valley. The South Indian city of nearly 15 million people is now home to global tech giants including Apple, Microsoft, Intel, Adobe and Boeing, as well as thousands of startups. But this rapid development comes with environmental consequences. Our correspondents report.