Sir — This refers to the article, “Hazardous waste on the rise” (July 6) by Kota Sriraj. Since many years, students and scholars have been delving into pollution and its variants. But e-waste has never been exploited at such a monumental level. In today’s era, usage of technology has reached pinnacle point and people are addicted to their gadgets. Rise of such a situation calls upon our attention. Contaminants like arsenic and other heavy metals are paramount in ground water of many regions in Indian subcontinent. This writer has rightly pointed out that we should reorganise our strategies to control pollution.