Four Seasons Before Lunch Gauteng (Pretoria)

 I have lived in Pretoria for half my life, but even at almost 50, l still am not ready for mornings like this . I step out of  home in the morning at 7 a.m., greeted by a warm, gentle breeze and sunshine so golden it felt like summer had arrived overnight. The sky was clear; the jacaranda trees glowed purple; the air smelled of warmth and possibility. “Perfect day,” l muttered, locking his door. By the time l drive out—five minutes later—the sky starts to be darkened. A cold wind came crawling in from nowhere, sweeping dust across the pavement. The temperature dropped so suddenly that  l have  to switch the heater for warmth. Laughing. “Ah, Pretoria… you never disappoint.” Halfway to the office, the heavens opened. Not soft rain— a storm . Sheets of water hammered the road, street gutters overflowed instantly, and distant thunder rolled like a grumpy giant waking up too early. People scattered, hiding under bus shelters already too full.  “Ten minutes ago...

Which countries have the world’s largest coal reserves?

 Visual Capitalist Elements | September 15, 2021 | 8:58 am Intelligence Australia USA Coal 

The Countries With the Largest Coal Reserves

The Countries With the Largest Coal Reserves

Cheap and abundant coal remains one of the largest sources of energy worldwide, even as governments set out goals to reduce greenhouse gas emissions.

While jurisdictions in Europe and North America have been phasing out coal use in power generation, it has been on the rise in Asia. China and India are scrambling to provide electricity to a growing population and relying on coal power plants to meet demands despite the environmental costs.

This infographic takes a look into the BP Statistical Review of World Energy 2021, and the 11 countries that make up 89% of the coal reserves globally.

Coal Reserves, by Country

While countries need to phase out coal by 2040 to achieve the Paris Agreement goal of limiting global warming to 1.5ºC, consumption in key markets is forecast to increase for the next few years and coal-fired electricity generation could hit a record in 2022, according to the International Energy Agency.

China leads the consumption, buying more than half of the global production and also producing 50% of the world’s coal.

Although the country recently announced a plan to have CO2 emissions peak before 2030 and achieve carbon neutrality before 2060, it is still building coal power projects elsewhere in the world, according to the Coal Finance Tracker by EndCoal. Japan and South Korea are also still strongly financing coal extraction in Southeast Asia.

A shortlist of countries in four continents control ~1 billion tonnes of coal:

To put the numbers into perspective, the world has about 139 years of coal left at current consumption levels and excluding unproven reserves.

What are the Different Types of Coal?

Coal is formed when dead plant matter submerged in swamp environments is subjected to heat and pressure over hundreds of millions of years. Over time, the plant matter turns into a carbon-dense black or brownish-black sedimentary rock – coal.

There are four major types or “ranks” of coal, based on the types and amounts of carbon the coal contains and on the amount of heat energy the coal can produce:

  • Anthracite: The highest rank, is a hard, brittle, and black lustrous substance. It contains a high percentage of fixed carbon and is mainly used in stoves, furnaces, and water filtration systems. Formation: 300-360 million years old.
  • Bituminous: Middle rank, usually has a high heating (Btu) value and is used in electricity generation and steel-making. Formation: 100-300 million years old.
  • Sub-bituminous: Black, not shiny, it has low-to-moderate heating values and is mainly used in electricity generation. Formation: 100 million years old.
  • Lignite: Also called brown coal, it has the least concentration of carbon, low heating value, and is mainly used in electricity generation. Formation: 250 million years old.

Anthracite and bituminous coal make up 70% of coal reserves. The other 30% are divided between sub-bituminous and lignite.

The Future of Coal

Coal combustion still accounts for 40% of global CO2 emissions from energy use, despite all the efforts to reduce the share of power generated by fossil fuels.

Meanwhile, the coal mining industry employs about 8 million people and creates revenues of more than US$900 billion a year.

While growth in coal investments is slowing, coal use is unlikely to decline substantially in the medium term.

(This article first appeared in the Visual Capitalist Elements)

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