• The first malaria vaccine has been approved and it’s expected to save tens of thousands of young children’s lives each year. Washington Post.
• Natural bacteria could wipe out dengue-carrying mosquitoes, Australian research suggests. The Guardian.
• 43 fish stocks have been rebuilt since the year 2000. Now, 84 percent of stocks are no longer overfished. Reasons to be Cheerful.
• Wild Amur tigers rebound in China. Mongabay.
• Scientists have created a hydrogel tablet that can purify a liter of river water in an hour. UT News.
• A professor has developed smart microscope slides that help to detect cancer. Medical Xpress.
• The nonprofit Sungai Watch, based in Bali, Indonesia, has created a new system for collecting plastic waste out of rivers which also employs people who lost their tourism jobs due to Covid. Hakai.
• Haiti, which experienced the largest cholera epidemic ever recorded in a single country, hasn’t had a single case of cholera since January 2019. World Bank.
• 84% of countries experienced better air quality in 2020 compared to 2019, due to COVID lockdowns. CNN.
• More than 110,000 landmines were destroyed globally last year, a new annual record. ReliefWeb.
• Three years ago, Pakistan launched the Ten Billion Tree Tsunami, a plan to reforest vast swathes of one of the most deforested countries in the world. They’re on track to plant 1.5 billion trees by the end of 2021. Dunya.
• The population of the critically endangered Grauer’s gorilla has doubled, with current numbers of 6,800 up from 3,800 in 2016. Mongabay.
• The 2020 US Census shows a 13% drop in the total number of incarcerated people, or nearly 300,000 fewer people, compared with the 2010 Census. The Marshall Project.

For more good news, check out The Progress Network and Future Crunch.