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Your monthly dose of Wren-curated Good Climate News is here 🌤️
We're seeing remarkable solutions and progress, from the International Court of Justice to the biodiverse Andes. These stories remind us that protecting our planet takes collective action.
Remember to check off these inspiring stories as you read them!
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Read article: The International Court of Justice rules that states have a legal duty to curb emissions
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Read article: Over the last year, 76% of cars sold in Nepal were electric, due to policy shifts from fossil fuels
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Read article: Three new-to-science species of Pristimantis frogs discovered in northwestern Peru
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Read article: Solar and wind are now the cheapest and fastest-growing energy sources
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Read article: New Zealand launches its largest-ever island conservation and rewilding project
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Read article: Researchers have developed a natural, biodegradable plastic alternative: bacterial cellulose
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Read article: The Inter-American Court rules that climate protection is a human rights obligation
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Read article: Scottish tidal energy turbine breaks record with 6.5 years of continuous power
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Read article: Plants could help detect (and even destroy) dangerous PFAS forever chemicals
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For even more good climate news, check out our recent project updates !
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Short on time? Here’s what you need to know:
🌏 The International Court of Justice has ruled that countries are legally obliged to protect the environment from greenhouse gas emissions, act in line with the Paris Agreement’s 1.5°C goal, and cooperate to meet these duties. Failing to do so can bring legal responsibility, including stopping harmful activities, preventing future breaches, and making reparations.
🚗 In the past year, electric vehicles made up 76% of all passenger car sales and 50% of light commercial vehicle sales in Nepal. This is a dramatic jump from about 0% only five years ago. This rapid shift stems from government initiatives to harness the country’s abundant hydropower, reduce reliance on imported fossil fuels, and combat air pollution.
🐸 Peruvian scientists have officially documented three previously unknown frog species—Pristimantis chinguelas, P. nunezcortezi, and P. yonke. Their discovery highlights the Andes’ rich biodiversity and the need for conservation, as the team also observed signs of habitat loss and environmental damage in the region.
🌤️ According to the United Nations and the International Renewable Energy Agency, over 90% of new clean energy outcompeted fossil fuels on cost—marking a major shift in the global energy landscape. In 2024, global renewable energy capacity grew by a record-breaking 582 gigawatts, with solar and wind now the cheapest and fastest-growing sources of new power.
🇳🇿 New Zealand is launching its largest-ever island restoration effort, targeting Maukahuka (Auckland), Rakiura (Stewart), and Chatham Islands as part of a global plan to revive 40 island ecosystems by 2030. The $202 million project aims to remove invasive species like rats, cats, and possums, allowing native wildlife from endangered penguins to the kākāpō parrot to return.
🧪 Researchers have developed a simple, scalable method to produce bacterial cellulose—a biodegradable alternative to plastic. This material could soon be used for things like packaging, textiles, electronics, water bottles, and medical dressings, offering a greener replacement for petroleum-based plastics.
🧑⚖️ The Inter-American Court of Human Rights ruled that protecting the climate is a human rights obligation under international law. Climate change threatens rights especially for marginalized communities and children, requiring strong state action. Governments must ban activities that irreversibly damage ecosystems, cut greenhouse gas emissions, and hold polluters accountable.
🏴 A tidal turbine off the coast of Scotland has set a new record, running continuously for six and a half years without major maintenance. Part of the MeyGen project, the four turbines together generate enough clean electricity to power up to 7K homes annually. This milestone boosts confidence in tidal energy’s potential as the world’s largest untapped renewable resource.
🌱 Researchers are testing new ways to detect and study PFAS contamination. For example, they developed a microbe biosensor that can spot the chemicals in water, even with other pollutants present, and envision “sentinel plants” that would light up when PFAS are nearby. Detection tools are improving, and researchers are exploring a new way to destroy PFAS with microbes.