Cooler, Cleaner Megacities, One Rooftop Garden at a Time
Growing greens can be a powerful tool for change. The view of Cairo from the air is one of concrete buildings and tangled overpasses stretching as…
The number of lives that clean energy could save, by U.S. state
Air pollution from burning fossil fuels causes over 50,000 U.S. deaths and $445 billion in economic damage annually. The United States can achieve net-zero carbon…
Creating zero-emission aviation with hydrogen and electric power
The path to zero emissions for the aviation sector by 2050 requires a combination of solutions where new propulsion and fuel technologies will play a…
Tougher environmental policies can create economic winners
There seems to be a working assumption that if Australia adopts tougher environmental policies, our economic growth will be undermined. But new research finds the…
No renovation wave in sight across EU recovery plans in central and eastern Europe
In the national recovery and resilience plans, energy efficiency and building renovations can play a key role for Member States to achieve the required target…
Small climate changes can have devastating local consequences – it happened in the Little Ice Age
The Little Ice Age brought some bitter extremes. Pieter Bruegel the Elder, 1565 Dagomar Degroot, Georgetown University In recent weeks, catastrophic floods overwhelmed towns in…
Space tourism: rockets emit 100 times more CO₂ per passenger than flights – imagine a whole industry
Space tourism: rockets emit 100 times more CO₂ per passenger than flights – imagine a whole industry Eloise Marais, UCL The commercial race to get tourists…
4 Major Environmental Treaties the U.S. Never Ratified — But Should
Most of the world’s countries support these global agreements on conservation and pollution, but the United States is noticeably absent. In one of his first…
Being smart about smart cities: A governance roadmap for digital technologies
Governance is emerging as a serious consideration when it comes to the use of advanced digital technologies to drive smart city objectives. Cities looking to…
![Spreading nitrogen fertiliser on winter wheat Creative Commons Licence [Some Rights Reserved] © Copyright Adrian S Pye and licensed for reuse under this Creative Commons Licence.](https://www.onlynaturalenergy.com/wp-content/uploads/2021/10/2319166_7a7d88ef-260x146.jpg)
Fighting climate change means taking laughing gas seriously
By Ula Chrobak Agriculture researchers seek ways to reduce nitrous oxide’s impact on warming As nations and industries try to cut greenhouse gas emissions to…
These 553 steel plants are responsible for 9% of global CO2 emissions
The iron and steel industry is responsible for 11% of global carbon dioxide (CO2) emissions and will need to change rapidly to align with the world’s climate…
Cerrado desertification: Savanna could collapse within 30 years, says study
Deforestation is amplifying climate change effects in the Brazilian Cerrado savanna biome, making it much hotter and drier. Researchers observed monthly increases of 2.24°C (4.03°F)…
Peer-to-peer support and rapid transitions: how Finland found an answer to heating homes
Peer-to-peer informal learning can help spread new, low-carbon technologies. Learning from the success of neighbours and others, while quickly creating a positive regulatory environment with financial…