LEFT: The shipping lines running parallel to Goa's coastline RIGHT: The site of NIO study where hundreds of insoluble steel balls were offloaded into the sea suspected of ships cleaning up their hulls off crude oil

Migrants on the road after a lockdown was imposed in March with just a few hours' notice, leaving scores to trudge hundreds of miles back home

Hundreds of people live underneath Seattle's roadways, a welcome roof from the notoriously wet weather.