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Did you know that visiting a website can generate up to 10 times the recommended carbon emissions? Learn how businesses are reducing their web carbon footprint through renewable hosting and optimizing web design. Discover the tools that can help you calculate your website's environmental impact and explore the case study of a product design studio that reduced its homepage carbon emissions by 96%.
Scientists at MIT have developed a process that could significantly reduce the cost of using carbon capture to fight global warming by drawing CO2 out of seawater. The process could appeal to small nations whose economies rely on tourism, aquaculture, and fishing industries that could be severely damaged by climate change. Another company, Captura Corp., is also working on a similar process and has received financial support from Saudi Arabian Oil Co. and a $1 million grant from a carbon removal XPRIZE competition.
The fashion industry contributes 4% of global greenhouse-gas emissions, emitting as much as France, Germany, and the UK combined. McKinsey research shows that the industry is on track to overshoot its 1.5-degree pathway to mitigate climate change by almost twofold. However, almost 90% of the measures required for accelerated abatement would cost less than $50 per metric ton of GHG emissions abated. Discover how the entire fashion value chain can drive decarbonization and bring about real and lasting change for the better in the industry.
As our understanding of the climate crisis deepens, it becomes increasingly important to explore non-fossil fuel sources of energy. Nuclear power is one such source that has a proven record as a non-fossil energy source, providing a reliable power baseline that can meet energy needs as we transition away from fossil fuels. While nuclear energy is not a solution to climate change, it emits no carbon dioxide or other greenhouse gases once up and running. However, it can be dangerous if safety protocols are not followed, and highly radioactive waste generated by nuclear power plants is challenging to store safely. Despite these challenges, nuclear power remains hard to ignore as a potential energy source. By exploring nuclear energy, students can gain a deeper understanding of the benefits and risks associated with this technology, and contribute to the ongoing conversation around how to meet our energy needs while mitigating the impacts of climate change.
Imperial researchers have found that integrating solar and battery power in refugee camps can drastically reduce fuel expenditure and emissions while also boosting the local economy. The system, funded in part by a grant from the UKRI Global Challenges and Research Fund, could provide reliable access to electricity for more people. Find out how this innovative solution can improve the lives of displaced people.
Coffee capsules - environmentally unfriendly or misunderstood? A study by the University of Quebec debunks the notion that coffee pods are wasteful and highlights their potential as a more sustainable way to enjoy your daily cup of joe.
The world's shift towards electric vehicles to reduce greenhouse gas emissions will require a huge demand for critical metals like lithium, nickel, cobalt, manganese, and platinum. This demand will have economic and supply-chain consequences, according to new research from Cornell University. Discover how countries can manage this demand and promote a circular economy for critical metals.
New research shows that the cost of annual flooding in the UK could increase by up to 23% over the next century due to climate change, unless all international pledges to reduce carbon emissions are met. The study, led by the University of Bristol and Fathom, highlights the need for urgent action to mitigate the impact of climate change on the risk of flooding across the UK. The research also identifies the areas of the UK where risks will increase the most, including densely populated cities such as London, Cardiff, Manchester, Glasgow, and Edinburgh.
As more businesses pledge to reduce greenhouse-gas emissions, the demand for carbon credits could increase by a factor of 15 or more by 2030, making the market worth upward of $50 billion. But the current market is fragmented and complex, with limited pricing data and questionable emissions reductions. Learn how market participants and other constituencies can address these issues to scale up the voluntary carbon market and direct private financing to climate-action projects.
What if we could capture carbon emissions at low cost, using a common polymer found in dinnerware and utensils? Researchers at UC Berkeley and Stanford have developed a method for using melamine to capture carbon dioxide from smokestacks and vehicle exhaust, with efficiency comparable to more expensive materials. This breakthrough could help achieve net-zero carbon emissions by 2050, and the researchers are exploring ways to improve the carbon capture efficiency even further.
The world is constantly changing, and as high school students, it is essential to be aware of the problems that need solutions. Vinisha Umashankar, a 14-year-old from India, noticed the pollution caused by charcoal usage in the metal irons of street vendors and decided to take action. She designed an ironing cart powered by solar energy, eliminating the use of charcoal, deforestation, air pollution, and respiratory diseases caused by the traditional method. Learning about solar energy and sustainable solutions like Vinisha's can benefit you not only intellectually but practically as well. By exploring these concepts further, you can contribute to creating a better world for yourself and the generations to come.
"Reverse Ocean Acidification: A Solution to Our Carbon Dioxide Problem?" - As carbon dioxide emissions continue to threaten our planet, researchers at MIT may have found an innovative way to remove the gas from ocean water in a cost-effective and efficient manner. The versatility of their membrane-free electrochemical cell process could even lead to overall net negative emissions, reversing ocean acidification caused by carbon dioxide buildup.
Can economic growth and climate goals be reconciled? McKinsey's research suggests a tenfold increase in carbon productivity is needed by 2050, comparable to the Industrial Revolution. The cost of this "carbon revolution" is manageable, but without it, we face stark consequences. Explore how we can capture the lowest-cost abatement opportunities to achieve critical emissions targets and avoid a major drop in lifestyle.
Traditional diamond mining is a billion-dollar industry with significant environmental impact, releasing large amounts of carbon emissions and causing damage to local ecosystems worldwide. However, carbon-negative diamonds are produced through a process that actually captures carbon emissions from the atmosphere, making them a much more sustainable alternative for the jewellery industry. Aether Diamonds, a major player in this industry, uses direct-capture technology for diamond production in a two-step process. First, a reactor is used to extract the carbon dioxide from the atmosphere, while this raw carbon material is placed in another reactor that kickstarts the diamond-growing process. The resulting diamonds are visually indistinguishable from traditionally-mined diamonds and have the same physical and chemical properties, but have been produced with a much lower carbon footprint. This ingenious solution reimagines existing carbon-capture services, where firms are paid by various multinational corporations to capture their carbon emissions, by recycling this extracted carbon dioxide for an inventive purpose. By eliminating 20 tons of carbon dioxide for every 1-carat diamond produced, each diamond can actively contribute to carbon emission reduction efforts. Beyond the jewelry industry, researchers have used a similar process to produce important industrial materials from carbon. Dr. Stuart Licht, a chemistry professor at George Washington University, is a leading academic in this field of renewable technology. His patented technology, the Solar Thermal Electrochemical Photo (STEP) energy conversion, captures carbon dioxide using renewable solar energy to create carbon nanofibers. This material provides a lighter and stronger alternative to metals like steel, and is used in luxury sports cars, aeroplanes like the Boeing Dreamliner, and high-end athletic equipment. These creative uses of carbon-capture technology offer a promising future, especially with carbon-negative diamonds for the sustainable fashion industry. Beyond that, these diamonds also offer a more ethical alternative — sustainable diamond production avoids the international human rights abuses and violence that traditional diamond mining has been linked to. All in all, carbon-negative diamonds have the potential to revolutionize the sustainable fashion industry and beyond, and are a fascinating scientific innovation with many exciting future implications.
The US power grid is the world's largest machine, containing more than 7,300 electricity-generating plants, linked by some 11 million kilometers of powerlines, transformers, and substations. Power grid operators maintain a delicate balance between energy supply and demand, ensuring that their components work in unison and maintain a constant frequency throughout the grid. Power grids contain a mix of carbon-free and carbon-emitting energy sources, and researchers are experimenting with unique storage solutions to make full use of renewable energy sources. By shifting energy use to the times when there's clean electricity to spare, load flexibility can help flatten the peaks in demand, reducing the need for non-renewables. Smart devices like air conditioners, water heaters, and electric vehicle chargers can be implemented to decrease emissions by around 20%. Learning about power grids and renewable energy sources can help students understand the importance of balancing energy supply and demand and inspire them to explore ways to reduce their carbon footprint.
Have you ever heard of the butterfly effect? It's the idea that small, seemingly insignificant events can have a big impact on the world around us. This concept also applies to our climate. Small changes in weather patterns can lead to big impacts on our planet. One example of this is the El Niño Southern Oscillation (ENSO). ENSO is a natural climate pattern that occurs when the ocean and atmosphere interact in the tropical Pacific. It can cause droughts, floods, and other extreme weather events around the world. In fact, the 1997-1998 El Niño caused $45 billion in damages and over 20,000 deaths. But it's not just natural events that can impact our climate. Human activities like burning fossil fuels and deforestation also contribute to changes in our weather and climate. The emissions from these activities trap heat in the atmosphere, leading to global warming and climate change. One of the leading academics in the field of climate science is Dr. James Hansen. He was one of the first scientists to warn the public about the dangers of climate change back in the 1980s. He has continued to be an advocate for action on climate change and has published numerous papers on the topic. Another important concept in climate science is the feedback loop. A feedback loop occurs when a change in one part of the climate system causes a change in another part of the system, which in turn can cause more changes in the original part. This can lead to amplification or damping of the original change. So what can we do about the butterfly effect on our climate? It starts with small actions we can take in our daily lives, like reducing our carbon footprint and supporting clean energy. But it also requires larger actions from governments and businesses to reduce emissions and invest in renewable energy. Remember, small actions can have a big impact on our climate. So let's work together to make a difference.
Are you interested in the environmental impact of the pharmaceutical industry? A new study by Cornell University and the Clinton Health Access Initiative has found that pharmaceutical producers could reduce their carbon footprint by up to 45% by optimizing manufacturing processes, supply chain networks, and switching to renewable energy sources. The study focused on the HIV antiretroviral drug Tenofovir Disoproxil Fumarate, exploring its full life-cycle carbon impact. The findings were published in ACS Sustainable Chemistry & Engineering. This comprehensive analysis is the first of its kind and could serve as a model for producing other drug molecules more sustainably.
Climate change is costing us more than we think! A new study by UC Berkeley and Resources for the Future estimates that the social cost of carbon is over three times higher than the current value used by the US federal government. This means that reducing greenhouse gas emissions could bring greater social and economic benefits.
"Rocks are becoming rocks again!" says chemist Peter Psarras from the Clean Energy Conversions Lab (CECL) at the University of Pennsylvania. Psarras and his team are turning waste from industrial mines into magnesium carbonate through a carbon-neutral and inexpensive process, with the goal of storing CO2. With five partner mines, the CECL lab, funded by the Kleinman Center for Energy Policy and the School of Engineering and Applied Science, is exploring the environmental potential of mine tailings and determining the scalability of the carbonation process. Join Psarras and the CECL in their mission to tap into the "moved mountain" of waste and be inspired by their cutting-edge technology.
In "Storms of My Grandchildren," Dr. James Hansen, the preeminent climate scientist, delivers a powerful and urgent message about the looming threat of global warming. With a stark warning that the planet is hurtling towards a climatic point of no return, Hansen calls for immediate and decisive action to phase out coal and achieve a goal of 350 parts per million of carbon dioxide in the atmosphere. This book is a must-read for anyone concerned about the future of our planet and the fate of future generations. Recommended for students of environmental science, policy makers, and anyone interested in the urgent issue of climate change, "Storms of My Grandchildren" provides a comprehensive and compelling overview of the science behind global warming and the political obstacles to addressing it. The book is an important resource for those seeking to understand the dire consequences of inaction, and the urgent need for a groundswell of public support to create a tipping point for change. Hansen's message is clear: we must act now to save our planet and our grandchildren from a catastrophic fate.
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