Economy Cyclone Amphan, a link with climate change Updated : May 19, 2020 04:01 PM IST Studies say human activities may have influenced Amphan in several ways. Aerosols, from human-caused air pollution, can partly reduce the strength of cyclones in various ways. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.