Search
514 results for "carbon dioxide"
Earth Day at 56: why the 2026 theme carries more weight than usual
BY THE OPTIMIST DAILY EDITORIAL TEAM On April 22, 1970, roughly 20 million Americans took to the streets, campuses, and parks to demand that the government treat the environment as something worth protecting. At the time, rivers in the United States were catching fire. Lead was still in Read More...
More movement, more energy burned: new study challenges metabolism myth
BY THE OPTIMIST DAILY EDITORIAL TEAM The idea that your body works against you when you exercise has circulated in fitness and science communities for years. Work out more, the theory goes, and your metabolism quietly dials back somewhere else (suppressing immune function, trimming reproductive Read More...
Scotland legalizes water cremation, giving families a greener third option
BY THE OPTIMIST DAILY EDITORIAL TEAM A quick note: this article walks through how water cremation works, including some detail about the process. If you'd prefer to jump straight to the environmental and policy context, feel free to scroll to the subheadings. Scotland is making history in Read More...
China’s Great Green Wall turns Taklamakan desert into a growing carbon sink
BY THE OPTIMIST DAILY EDITORIAL TEAM For decades, the Taklamakan Desert was described in stark terms: a “biological void,” a vast expanse of shifting sand where little could survive. Slightly larger than the state of Montana and ringed by mountains that block most incoming moisture, it Read More...
How to recycle batteries the right way (without starting a fire or trashing the planet)
BY THE OPTIMIST DAILY EDITORIAL TEAM If there is a modern rite of passage, it’s this: one day you realize you’ve got a “battery drawer.” Loose AAs. A few mystery coins. A rechargeable device you swear you’ll deal with later. Yes, batteries keep our lives humming, but when they die, Read More...
Stockholm’s ‘flying’ electric ferry cuts emissions by 94 percent and reimagines city travel
BY THE OPTIMIST DAILY EDITORIAL TEAM In a city built across 14 islands, water is not a backdrop but a major part of the infrastructure. Now Stockholm is proving that those waterways can be cleaner, quieter, and dramatically more efficient. In late 2024, the Swedish capital introduced a Read More...
House burping explained: the surprisingly simple habit that could make your home healthier
BY THE OPTIMIST DAILY EDITORIAL TEAM If you’ve seen people dramatically flinging open their windows on social media lately, declaring it’s time to “burp the house,” you’re not alone. The name may be playful, but the idea behind the trend (basically flushing stale indoor air with fresh Read More...
Canada sets new methane rules to curb oil and gas emissions by 75 percent by 2035
BY THE OPTIMIST DAILY EDITORIAL TEAM In a long-anticipated move, Canada has introduced tougher methane regulations for its oil and gas sector, an industry that accounts for about half of the country’s methane pollution. The goal is to cut methane emissions by 75 percent below 2014 levels by Read More...
How Finland's giant sand battery is storing clean energy (and cutting emissions by 70 percent)
BY THE OPTIMIST DAILY EDITORIAL TEAM To wrap up our Best of 2025 series, we’re sharing something a little more personal… our Staff Picks! These are the articles that sparked extra chats, late-night musings, and genuine delight among our team. They made us think, smile, and (of course) feel a Read More...
Butter made from air? This startup is spreading carbon-conscious innovation
BY THE OPTIMIST DAILY EDITORIAL TEAM Today in our Best of 2025 series, we’re highlighting business stories that prove doing good and doing well are not mutually exclusive. From ethical entrepreneurship to bold climate pivots, these are the innovations and ideas reshaping the economy for a more Read More...