In a previously conducted study, it was assumed that an unused hydrogen, which lies under the Earth's surface, could be 6. 2 trillion tons. Only 2% of this amount could theoretically provide the world with a carbon fuel for 200 years. "We evaluate that the energy of this hydrogen produced is about twice the energy contained in all the sources of natural gas on Earth," said authors Jeff Ellis and Sarah Helman in his recent study in Science Advances.
First, they put forward a significant argument and provided convincing evidence of the abundant existence of this potentially new energy source. "We have shown that there is considerable potential for geological hydrogen as a new energy resource," Gelman says in her ad. They then focused on identifying possible locations of these resources in the United States. But since nothing like this was done before, they had to develop a new methodology that they applied to 48 states.
Evaluating the ideal conditions for the accumulation of hydrogen, such as hydrogen source, reservoir rocks and sealants for gas catching, they found that in many states natural hydrogen reserves are available for extraction. The map divides the country into two categories: areas where hydrogen is likely to be used and areas where it is present with less likely.
States, defined as potential, cover Kansas, Iowa, Minnesota, Michigan, states of four corners (Arizona, Colorado, New Mexico and Utah), California coast and some regions along the east coast. However, this card is only the beginning; It will be updated as further research is conducted. This is only the first step to assessing the true potential for hydrogen extraction. The study authors predict that hydrogen can "be up to 30% of future energy supplies in some sectors.
" In addition, it is expected that by 2050, global demand for hydrogen will increase more than five times. Since the desire to achieve zero carbon emissions remains a priority for both scientists and governments, current methods of hydrogen production are expensive and ineffective. Recall that a group of researchers from South Korea has improved an important component of the bioelectrochemical cell, providing more efficient production of hydrogen from microorganisms detected in waste.
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