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Tag: Chemical substances

Tag Archives: Chemical substances

23Nov/20

How Hydrogen Can Fuel The Energy Transition

November 23, 2020InnovationAmmonia, Chemical substances, Chemistry, Fuel, Gaseous signaling molecules, Hydrogen, Hydrogen economy, Hydrogen production, Hydrogen technologies, Hydrogen vehicle, Industrial gases, Natural sciences, Physical sciences, Refrigerantssmbale

In a report published today, “How Hydrogen Can Fuel The Energy Transition,” S&P Global Ratings says it believes hydrogen can push the energy transition forward, but this would require coordinated policy, lower hydrogen production costs, and massive growth of renewables. Hydrogen has so far occupied a niche in the refining, chemicals, and ammonia fertilizer sectors since it is more expensive than conventional fuels: on an energy-equivalent basis, $2 per kilogram (/kg) of hydrogen equates to a gas price of $17.6 per million British thermal unit.Read more

26Jul/17

UK to ban new petrol and diesel cars from 2040

July 26, 2017EnvironmentAir pollution in the United Kingdom, Automotive industry, BMW, Business/Finance, Chemical substances, Country: United Kingdom, David Doyle, Diesel fuel, Diesel locomotive, Electric vehicles, Environment, French government, Gasoline, Hatchbacks, JASPER LAWLER, Land transport, London, London; the British capital, Michael Gove, Motor vehicles, Off-road vehicles, Oxford, Private transport, Transport, United Kingdom, Volkswagen emissions scandal, Volvosmbale

Britain will ban the sale of new petrol and diesel-powered cars from 2040 as part of a plan to get them off the roads altogether 10 years later, according to the UK government, in a move that follows a similar announcement by the French government. David Doyle reports. Continue reading →

17Mar/17

Scientists suggest volcanic eruptions formed Snowball Earth

March 17, 2017ScienceChemical substances, Chemistry, Environment, Geology, Global change, Health/Medical/Pharmaceuticals, Io, NEXT MEDIA, Physical sciences, Planetary surface, Plate tectonics, Sulfur, Types of volcanic eruptions, Volcanism, Volcano, Volcanologysmbale

A new theory from scientists at Harvard University posits that atmospheric sulfur resulting from volcanic activity may have led to the Earth’s first and largest ever planetary freezing. Continue reading →

30Nov/15

Plankton increase may be due to rising carbon dioxide levels

November 30, 2015EnvironmentAquatic ecology, Biological oceanography, Carbon dioxide, Carbon sink, Chemical compounds, Chemical substances, Chemistry, Climate forcing, Coccolithophore, food source, Greenhouse gases, Haptophytes, John Hopkins, John Hopkins University, Johns Hopkins, NEXT MEDIA, North Atlantic, Planktology, Plankton, Sara Rivero, Sara Rivero-Calle, Sciencesmbale

Johns Hopkins University researchers have expressed concern after finding a major increase in the world’s population of plankton, citing rising carbon dioxide levels as a potential cause.
Continue reading →