By David Keith
Weather engineering -- which can sluggish the speed of world warming by way of injecting reflective debris into the higher surroundings -- has emerged lately as an incredibly arguable expertise. And for reliable cause: it incorporates unknown dangers and it could undermine commitments to retaining power. a few critics additionally view it as an immoral human breach of the flora and fauna. The latter objection, David Keith argues in <I>A Scientist's Case for weather Engineering</I>, is groundless; we have now been utilizing know-how to change our surroundings for years. yet he has the same opinion that there are huge matters at stake. a number one scientist lengthy thinking about weather switch, Keith deals no naïve thought for a simple repair to what's maybe the main hard query of our time; weather engineering is not any silver bullet. yet he argues that once a long time within which little or no development has been made in decreasing carbon emissions we needs to positioned this expertise at the desk and examine it responsibly. That doesn't suggest we are going to install it, and it doesn't suggest that we will abandon efforts to lessen greenhouse fuel emissions. yet we needs to comprehend totally what study has to be performed and the way the know-how may be designed and used. This publication presents a transparent and obtainable evaluate of what the prices and dangers will be, and the way weather engineering may healthy right into a better application for coping with weather switch.
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Additional info for A Case for Climate Engineering
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4 I- I I I 3 2 ~ .. j 4 HOURS Fig. 21. 5% Ti steel at 300°C and 87 atm in distilled water and saturated with: 0 hydrogen; • oxygen at a partial pressure of 10 atm. The moment of saturation of the water with oxygen is noted by a vertical line. (After Gerasimov. 5% Ti at 300 oC, as shown in Fig. 23. Measurement of emf Considerable effort has been devoted to the measurement of the emf of cells at higher temperatures and pressures; this has contributed both to the development of reference electrodes for high temperature use, and to the derivation of thermodynamic data for the systems investigated.