Oceans
From tackling marine plastic pollution to coral reef restoration, learn about humanity’s latest efforts to protect ocean habitats and marine wildlife.
Okra and fenugreek extracts remove up to 90 percent of microplastics from water
BY THE OPTIMIST DAILY EDITORIAL TEAM In a year marked by rapid change, scientific progress gave us reasons to wonder, dream, and keep pushing forward. For our Best of 2025 Science roundup, we’re celebrating the breakthroughs that didn’t just advance human knowledge; they sparked possibility, Read More...
From ocean icon to world’s largest artificial reef: the final voyage of the SS United States
BY THE OPTIMIST DAILY EDITORIAL TEAM Welcome to our Best of 2025 spotlight on the environment, which we all know is one of the most dynamic and urgent spaces for innovation and impact. This year brought so5e truly awe-inspiring breakthroughs in sustainability, conservation, and climate resilience. Read More...
Decades of protection pay off as endangered whales make a rare comeback in Canada
BY THE OPTIMIST DAILY EDITORIAL TEAM In a world where news about endangered species is often bleak, a sprawling underwater canyon off the coast of Nova Scotia is offering something rare: hope. There, in the dark, nutrient-rich waters of the Gully, a vast submarine canyon roughly the size of Read More...
Europe's low-carbon future: Denmark’s North Sea oil field is now a carbon storage site
Once a symbol of fossil fuel extraction, the remote Nini oil field in the North Sea is preparing for a new role: storing millions of tonnes of carbon dioxide beneath the ocean floor. Chemical giant INEOS, through its Greensand Future project, is preparing to launch what will become the European Read More...
Not all marine parks protect sharks. Here’s what works (and what doesn’t)
BY THE OPTIMIST DAILY EDITORIAL TEAM The global push to safeguard oceans is gaining momentum. With the United Nations’ target of protecting thirty percent of the seas by 2030, marine protected areas (MPAs) are being established at a record pace. But a new study from the eastern tropical Read More...
Ways to make your Thanksgiving celebration more eco-friendly this year
BY THE OPTIMIST DAILY EDITORIAL TEAM Thanksgiving, a time of thanks and feasting, often comes with an unanticipated environmental cost. From extra food waste to increased carbon emissions, the holiday season may have a significant impact on our planet. However, choosing eco-friendly options does Read More...
Extinction rates are slowing—and conservation efforts may be paying off
BY THE OPTIMIST DAILY EDITORIAL TEAM For years, headlines have warned that Earth is entering a sixth mass extinction. But new research suggests that this dire picture may be more nuanced, and even somewhat hopeful. A study by Kristen Saban and John Wiens of the University of Arizona's Read More...
Spain expands marine protections with six new biodiversity hotspots
BY THE OPTIMIST DAILY EDITORIAL TEAM In a move to bolster ocean conservation, Spain designated six new marine zones: five as marine protected areas (MPAs) and one as a seabird sanctuary, which adds an impressive 17,000 square kilometers of protected waters. This strategic expansion raises Read More...
World’s first Indigenous-led ocean reserve is one step closer to reality
BY THE OPTIMIST DAILY EDITORIAL TEAM An extraordinary marine conservation initiative has taken a major step forward in the Pacific. The Melanesian Ocean Reserve, a proposed Indigenous-led marine protected area, will span over six million square kilometers (more than 2.3 million square miles) of Read More...
Sunscreen goes green: scientists craft coral-safe protection from pollen
BY THE OPTIMIST DAILY EDITORIAL TEAM A team of scientists developed a pollen-based sunscreen that blocks harmful ultraviolet rays without endangering coral reefs. Their findings suggest the new formula could be as effective as traditional sunscreens but without the environmental toll. “We Read More...