Rio 2016: IOC confident over water quality issue

Rio de Janeiro can be proud of the four Olympic test events held so far in the city, the head of the Rio 2016 coordinating committee said on 12 August, as officials once again played down concerns over athletes safety in the citys polluted waterways. Aug 13, 2015

Cancun swamped with algae as golden beaches turn green

At the height of the Caribbean summer, Cancuns iconic golden beaches have turned green as tonnes of seaweed wash up on the shore. The gulfweed algae stretches more than 110 miles and has been washing ashore continuously in recent weeks, said officials. Aug 4, 2015