Microplastics, a global concern, are saturating our oceans. Over the past two decades, these tiny particles floating over the planet’s bodies of water have multiplied by several orders of magnitude. More than 14 million tons of plastics are estimated to be poured into our oceans yearly. Big Story takes us to some of the most densely populated islands and cities and to Latin America’s second-largest waste producer to report on the new landscape resulting from these global trends.