[vc_row][vc_column][vc_video link=”https://vimeo.com/473802576″][vc_column_text] Life Cycle of a frontal depression. Warm air moves faster than cold and every now and again, it forces its way into the cold air, making a bulge in the polar front. This is the commencement of a frontal depression, since as the warm, less dense air pushes […]