Which countries suffer the most from extreme weather events? This is reported annually as an index, based on the cost of damages experienced as a percent of each national economy. As expected the poorest countries tend to cluster at the top, with a good part of the reason being due to the level of exposure tied to the kind of locations that help cause countries to be poor in the first place. Climate change is not specifically identified as a particular source of damage except for understanding that the majority of extreme events are worsened because of it.
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More calls for putting a tax on certain agricultural products, especially meat and dairy. Food production causes one-quarter of all greenhouse gas emissions from human activity, and these are two of the biggest offenders by far, as well as fast growing. They are also said to be “unhealthy” diet components—as if anyone cared about that part. The zero-emissions target is not going to be at all easy to popularize.
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The impact of deforestation on greenhouse gas emissions in Brazil. What is amazing here is the finding that this has lately been the source of 69% of the total emissions of a country that has a large population and an economy that is fairly well developed. That tells you something about the importance of finding a way to eliminate such an activity, which is also harmful for other reasons that are of global concern.
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A detailed analysis of what the basic Paris agreement seeks to accomplish, and how. This story has insights that are not often written up, which help to provide a perspective of how the current conference in Marrakech fits into the developing program.
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A new super-efficient internal combustion engine has been invented. Although it is late in the game for this sort of thing, this is a very interesting product that should have many useful applications. The story unfortunately does not mention how well it would perform with biofuel as the energy source.
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One more batch of awesome photographs from Siberia. These feature a volcanic eruption on the Kamchatka peninsula.