<p>Varthur lake may soon be a 'tank'. This could mean roads and concrete structures passing through it.</p>.<div><p><strong>Deccan Herald is on WhatsApp Channels</strong>| <a href="https://www.deccanherald.com/specials/deccan-herald-is-now-on-whatsapp-heres-how-you-can-join-2698271">Join now for Breaking News & Editor's Picks</a></p></div>