In the early 1970s, state officials and the US Army Corps of Engineers approved the dumping of vast numbers of used tyres into the Atlantic Ocean off Broward County, Florida. The idea was simple: create cheap, abundant artificial reef habitat to boost fish populations for anglers.

For a time, placing old vehicle tyres on the seabed was seen as a practical way to create habitat where marine life might gather. Similar projects appeared in different parts of…

In the early 1970s, state officials and the US Army Corps of Engineers approved the dumping of vast numbers of used tyres into the Atlantic Ocean off Broward County, Florida. The…