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Moving to net-zero 'inevitably means more mining'.
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05-25-2021, 01:59 PM
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Moving to net-zero 'inevitably means more mining'.
![]() People will have to accept more mining activities if the เกม slotxo world is faced with the challenge of going green.Resources experts say the current supply of metals and minerals cannot support a net-zero global economy.Scientists would have to increase extraction rates if only in the short term.Finally, large-scale recycling should be able to meet the demand for critical products such as lithium.New mining initiatives are often found to be counterproductive due to the potential negative impacts on the broader environment and on health. And some activities are particularly rage because of their association with labor abuse. But Professor Richard Herrington and colleagues believe the urgent conversation needs to go on whether to practice the inevitable new extraction.People are not in this area at the moment, I don't think they understand the full impact of the Green Revolution," the head of Earth Science at the Natural History Museum of London We might be talking about the short-term spike in mining. But we have to work fast because we know that if we don't cut carbon dioxide right now it will be a problem in the future.Governments around the world are busy setting goals that will transform their economies, so they no longer send warming gas into the atmosphere or more accurately, net zero aid. This will mean an end to a significant increase in internal combustion engines and renewable energy technologies such as wind and solar.For example, the UK wants all new cars to be electric since 2030, but replacing 31.5 million UK gasoline and diesel vehicles to a battery-powered fleet will require approximately 207,900 tonnes of cobalt. 264,600 tons of cedar, 7,200 tons of neodymium and dysprosium and 2,362,500 tons of copper.This amount is twice that of today's world's annual cobalt production. (Used in battery electrodes) year-round neodymium production (To make electric motor magnets) and three quarters of the production of lithium (Battery electrolyte) worldwide Replacing some 1.4 billion internal combustion vehicles worldwide will require 40 times these quantities and before all the metal and mineral requirements of wind turbines and solar farms can be considered.I think that by 2035 we can separate the good sources of recycled metal, we will have to continue mining. But hopefully by 2050 we will create a truly circular economy for most, if not all of us. Demand can come from metals that have been mined and are used in products and technologies. So what should incremental mining do? And where should I do it?These questions are not easy.Consider today's rumpus on expanding mining to the seafloor. Some car companies say they won't accept any products from the ocean due to the potential damage to the marine environment.At the moment, metals and minerals are often originated in countries that are not the main consumers of those goods.For example, two-thirds of the world's annual graphite production comes from mines in China. Similar proportions of the world's cobalt come from the Democratic Republic of Congo.Professor Herrington's group believes European countries may want to do essential mining closer to home. This will at least make them more secure to procure and have control over those aspects. (Waste, exploitation, worker, etc.) of the global extraction industry that tarnishes too often its reputation.Andrew Bloodworth of the British Geological Survey said he agreed with Professor Herrington's analysis.Maybe big problems are just moments,” he observes.It took ten years or more to get raw materials to actually mine stuff.Another thing that is very important is not just mining. But it's the whole supply chain, so even if you mine lithium, you're going to go through all the distillation, all the chemical treatment. To get to the point where you are producing batteries,Prof Herrington's analysis, published in the journal Nature Reviews Materials, is the first paper he and colleagues wrote from a conference on mining at NHM in December. |
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