Mr. Fish and an increasing number of sea creatures investigate, then decide how to deal with, a huge mess in the ocean. Includes tips for the reader to help clean up and protect the ocean.

"Bea's five-year-old daughter, Agnes, is slowly wasting away, consumed by the smog and pollution of the overdeveloped metropolis that most of the population now calls home. If they stay in the city, Agnes will die. There is only one alternative: the Wilderness State, the last swath of untouched, protected land, where people have always been forbidden. Bea, Agnes, and eighteen others volunteer to live in the Wilderness State, guinea pigs in an experiment...

The Once-ler describes the results of the local pollution problem.

Told in alternating voices, twelve-year-olds JB Barnes and Sidney Miller meet aboard a scientific research ship after JB is tasked to invite a renowned scientist named Sidney Miller and mistakenly invites a girl with the same name who will do anything toget out of going to summer camp.

The Once-ler describes the results of the local pollution problem.

"Water. The single most necessary element to sustain life. Brockovich warns that America's water crisis isn't looming on the horizon--it's already here. Superman Isn't Coming makes clear that the most precious resource on planet Earth is alarmingly polluted by toxins, hazardous waste, lead, fracking chemicals, and more. In the 20 years since her eponymous film, Brockovich has kept up the fight for clean water one town at a time. She receives thousands...

After local leaders launched a crusade to end the slaughter of Trinidad’s thousand-pound leatherback turtles, the turtles were transformed from shark bait to tourist attraction. Now Trinidad’s beaches support 80 percent of the entire Caribbean’s leatherbacks and nearby villages make a great living catering to the visitors.

This two-parter examines the huge project now restoring the Nisqually River, from its source on Mount Rainier to the estuary in Puget Sound. Led by the Nisqually Indian tribe, the restoration aims to fill the river once again with abundant, magnificent wild salmon.

Lionfish are beautiful, colorful reef fish found throughout the Indian and Pacific oceans — that’s the good news. The bad news is they’re now found all over the Caribbean Sea and the Atlantic coasts of North and South America as well. Alien to those waters, lionfish are the perfect invasive species — aggressive, without predators, prolific breeders and tolerant of a wide range of conditions.

This is the remarkable story of how local fishing people in Baja California, Mexico, stopped hunting “devil-fish” - actually gray whales - and instead developed a whale-watching co-op that now caters to tourists from all over the world. They’re also getting rich by setting fishing rules for themselves that are stricter than the government regulations.