A US-study reveals in July 2018 that the rising sea level is unexpectedly dangerous for the fiberglass cables buried on the US coastlines. The cables are water-repellent, but not necessarily water-proof for the long-term. New York, Miami and Seattle will be affected firstly, but the damages probably exist worldwide.

Brazil's Salvador has always been a hot city - but the number of rain days has increased during the last decade. Several neighbourhoods get flooded and the water doesn't go away for weeks. That's why people call the Bahian capital "the city made of sugar."