Coal is the substrate, supplying roughly half of the electricity used in the U.S. and nearly that much worldwide—a percentage that is likely to grow, according to the International Energy Agency. Take a look at the labels on your appliances, and never leave them on standby. The Amazon and other forests are not just the lungs of the earth, they may also be humanity's best short-term hope for limiting climate change. To that end, next year, the United States will host the Clean Energy Ministerial (CEM) in June. Changing how industries are run or subsidised doesn’t sound like anything I can influence... can I? We need to rapidly accelerate the pace of innovation to meet the challenge of limiting global temperature rise to two degrees Celsius. Climate models are mathematical descriptions of the Earth’s climate, and they require computational systems to manage the calculations and data to replicate the climate system. David Biello is a contributing editor at Scientific American. If there ever was a problem that’s hard to solve, it’s climate change. It would also take far less land to grow the crops necessary to feed humans than livestock, allowing more room for planting trees. For all of that, we need innovation. University of Chicago researchers estimate that each meat-eating American produces 1.5 tons more greenhouse gases through their food choice than do their vegetarian peers. Not all are right for everybody. NASA should be allowed to open its facilities and … Such carbon capture and storage is critical to any serious effort to combat climate change. Climate change is both a global problem and a local problem, and its impacts have implications for and interact with nearly every sector of human activity, including energy and food production, water and other natural resources, human health, business and industrial activities, and, in turn, political stability and international security. Be Efficient—A potentially simpler and even bigger impact can be made by doing more with less. The dramatic cost reduction shown in this graph is a direct result of technological innovations made possible by investments in research and development (R&D) 10, 20, even 30 years ago. In doing so he outlines the overwhelming evidence that change is happening … One aspect that has been greatly affected by climate change is the weather. Future Fuels—Replacing fossil fuels may prove the great challenge of the 21st century. World leaders are gathering in Paris this week for the 21st United Nations climate conference, known as COP21. Biodiesel hybrid electric vehicles (that can plug into the grid overnight) may offer the best transportation solution in the short term, given the energy density of diesel and the carbon neutral ramifications of fuel from plants as well as the emissions of electric engines. The global momentum to tackle climate change has never been stronger. 7 Ways Marketers Can Prioritize Climate Change Brands are in a powerful position to make an impact Marketers love solving problems, and there’s no bigger problem to solve than the climate. At the same time, the costs of today’s clean energy technologies have never been lower. Similarly, employing more efficient refrigerators, air conditioners and other appliances, such as those rated highly under the U.S. Environmental Protection Agency's Energy Star program, can cut electric bills while something as simple as weatherproofing the windows of a home can reduce heating and cooling bills. We need more of it, and we need it faster. Investing in new infrastructure, or radically upgrading existing highways and transmission lines, would help cut greenhouse gas emissions and drive economic growth in developing countries. Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at, reduce greenhouse gas emissions to safer levels, supplying roughly half of the electricity, turning the lights off when you leave the office, 54 acres to sustain an average human being, China's Xi Outshines Trump as the World's Future Energy Leader, Fact or Fiction? Choosing food items that balance nutrition, taste and ecological impact is no easy task. And it’s not just governments. One way to dramatically curtail transportation fuel needs is to move closer to work, use mass transit, or switch to walking, cycling or some other mode of transport that does not require anything other than human energy. Outstanding leadership is needed from the big players such as the US and China when talks resume on 28 November. … Televisions, stereo equipment, computers, battery chargers and a host of other gadgets and appliances consume more energy when seemingly switched off, so unplug them instead. As United States Secretary of Energy, Dr. Ernest Moniz is tasked with implementing critical Department of Energy missions in support of President Obama’s goals of growing the economy, enhancing security and protecting the environment. Flights are also one of the few sources of globe-warming pollution for which there isn't already a viable alternative: jets rely on kerosene, because it packs the most energy per pound, allowing them to travel far and fast, yet it takes roughly 10 gallons of oil to make one gallon of JetA fuel. James Osborne Dec. 10, 2020 Updated: Dec. 10, 2020 3:35 p.m. It didn't mention exact dates or specific forecasts for the future, but it did foreshadow consequences of climate change … Our mission: Secure an ambitious global agreement to reduce carbon dioxide emissions and minimize climate change. That represents 20 percent of human-made greenhouse gas emissions and a source that could be avoided relatively easily. But it is clear that at least some form of geoengineering will likely be required: capturing carbon dioxide before it is released and storing it in some fashion, either deep beneath the earth, at the bottom of the ocean or in carbonate minerals. What are the alternatives? Confronting Climate Change Climate change is exacerbating many of the environment issues we currently face. But implementing just a few of them could make a difference. Additionally, we will be making announcements around several CEM initiatives including the Global Lighting Challenge. And meat, whether beef, chicken or pork, requires pounds of feed to produce a pound of protein. “Part of why it’s tricky is it’s actually not just one risk management problem, but hundreds of risk management problems.” Fixing problems related to climate change will likely require a wide range of solutions. And even more speculative energy sources—hyperefficient photovoltaic cells, solar energy stations in orbit or even fusion—may ultimately be required. : Premium Gasoline Delivers Premium Benefits to Your Car. That is no coincidence. … As negotiators hammer out the details of an agreement, I will be meeting with energy ministers, mayors, executives and other leaders to champion the clean energy solutions that are vital to reducing carbon emissions worldwide. It’s clear the world is ready to act on climate in Paris. For instance, if you are in the market for a new car, buy one that will last the longest and have the least impact on the environment. 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