Vijayawada: At a time when Quick Response (QR) codes have become common for digital payments across India, a college in Andhra Pradesh is showing how the technology can also help in conservation of plants by creating public awareness. The initiative by P. B. Siddhartha College of Arts and Sciences in Vijayawada is not only helping the students get information about plants at their fingertips but is also expected to contribute in plant conservation. (Photo: IANS)