One World – One Environment – One Network
By densifying existing, and in particular underused, urban cores, urban regeneration has the potential to help cities become more inclusive and sustainable. Three World Bank urban specialists make a compelling argument for urban regeneration...
Two chemist teams that have developed solutions to remove toxic metals from wastewater and help butterflies improve ecosystems have won awards from the Elsevier Foundation. The first prize winner of the Elsevier Foundation-ISC3 Green...
Environmental impact organisation CDP has released its first-ever ranking on cities’ actions to cut emissions and set climate strategies. Of the 596 cities ranked, 43 scored an ‘A’. Barcelona, Cape Town, Hong Kong, London,...
The price of renewable energy throughout the international economy should give heart to those who hope renewable energies and technologies might be the key to saving the world’s environment. John Dyer reports. Renewable energy...
Megacities can embrace eight straightforward ideas to make themselves more sustainable and more livable. Thirty-three so-called megacities – think Cairo, London and Tokyo – are home to 54 per cent of the world’s population....
YouTube viewers who watch around 1 billion hours of videos per day generate around as much carbon dioxide as the city of Glasgow. University of Bristol scientists said that YouTube could reduce those emissions...
Buildings of the future may be lit by collections of glowing plants and designed around an infrastructure of sunlight harvesting, water transport, and soil collecting and composting systems. That’s the vision behind an interdisciplinary...
Scientists in Britain and Ukraine have found a new, natural way of eliminating nematodes in wheat fields. Their discovery could help feed the world’s growing population. Little parasitic worms called nematodes kill around $130...
Qantas has carried out the world’s first flight to produce no landfill waste. This puts the Australian airline firmly on its path to cut 100 million single-use plastics by the end of 2020 and...
Everyone knows trees help pull carbon dioxide from the air. Mechanical trees might do it better. Arizona State University researchers and Irish company Silicon Kingdom Holdings are deploying mechanical trees that they claim could...
Coffee gives people a boost in the morning. A “cuppa” might help solar panels, too. Scientists from the University of California, Los Angeles (UCLA) and Solargiga Energy in China realized that caffeine is an alkaloid...
First it was about preventing trash from ending up in landfills, more recently it has been about tackling the waste in our oceans. Now, efforts are underway to stop space debris from orbiting our...
The city of Amsterdam will ban all gas and diesel cars from its streets as of 2030. Public transport and taxis will have to go all-electric from 2025. Amsterdam has unveiled the Clean Air...
Two Danish architecture firms have teamed up to propose the world’s first upcycled high-rise building: CPH Common House features over 17,500 tons of recycled waste material, such as recycled tiles, window frames and wood....
Andry Rajoelina won the presidency of Madagascar last year on promises to curb corruption, improve the economy and protect the African island’s precious but embattled natural resources. Now scientists are taking action to make...
New research reveals that ambitious efforts to limit greenhouse gas emissions could boost the GDP growth of poorer countries over the next 30 years. Published in the journal Climatic Change, the study shows that...
Perfumers are experimenting with the sweet smell of sustainability. John Dyer reports. Flowers and other natural scents were the mainstay of perfumes from the 1700s to the 1920s, when Coco Chanel first incorporated artificial...
New York City aims to reduce its emissions by nearly 30 per cent by 2030. One way it plans to achieve this is by banning inefficient all-glass buildings that waste energy. In a global...
When cloud computing became a reality, many welcomed a new technology that appeared to save time and money. But as the cloud became ubiquitous among business and personal computers and devices, critics noted that...
Ethiopians use charcoal and wood to cook and heat their homes. Kenyans use tea residues and charcoal. They’re among the 80 per cent of people in Sub-Saharan African who use biomass as their main...
