In Australia, nearly 80% of coal is produced from open-cut mines in contrast with the rest of the world where open-cut mining only accounts for 40% of coal production. Open-cut mining is cheaper than underground mining and enables up to 90% recovery of the in situ resource.
How is coal extracted in Australia?
Coal is mined by both surface or ‘opencut’ (or opencast) and underground or ‘deep’ mining methods, depending on the local geology of the deposit. Underground mining currently accounts for about 60 per cent of world coal production but around 80 per cent of Australia’s coal is produced from opencut mines.
How much coal is there in Australia?
Australia holds 159,634 million tons (MMst) of proven coal reserves as of 2016, ranking 3rd in the world and accounting for about 14% of the world’s total coal reserves of 1,139,471 million tons (MMst). Australia has proven reserves equivalent to 1,231.3 times its annual consumption.
How abundant is coal in Australia?
Australia is the world’s twentieth largest consumer of energy, and fifteenth in terms of per capita energy use. Australia’s primary energy consumption is dominated by coal (around 40 per cent), oil (34 per cent) and gas (22 per cent).
Does Australia have a lot of coal?
In Australia coal deposits occur in all States and the Northern Territory and range from 15 million to 225 million years old. Coal is primarily used as a fuel to generate electricity and in Australia is used to produce about 80% of the nation’s electricity requirements.
Who does Australia sell coal to?
Outside China, Australia’s major thermal coal customers are Japan and South Korea, which present a more positive picture for Australian coal miners. Australia’s exports to Japan have picked up slightly in recent months, with October’s 8.3 million tonnes and September’s 8.45 million being the best since March.
How long will Australia’s coal last?
What is the biggest coal mine in Australia?
Peak Downs coal mine
Is Australia the largest exporter of coal?
In 2016, Australia was the biggest net exporter of coal, with 32% of global exports (389 Mt out of 1,213 Mt total), and was the fourth-highest producer with 6.9% of global production (503 Mt out of 7,269 Mt total).
How long will coal last?
Based on U.S. coal production in 2019, of about 0.706 billion short tons, the recoverable coal reserves would last about 357 years, and recoverable reserves at producing mines would last about 20 years. The actual number of years that those reserves will last depends on changes in production and reserves estimates.
Who is the biggest exporter of coal?
Searchable List of All Coal Exporting Countries in 2019RankExporter2018-91.Australia-5.9%2.Indonesia+4.1%3.Russia-6.1%4.United States-19.2%Ещё 6 строк
How clean is Australian coal?
Australia’s electricity sector is the nation’s largest source of greenhouse gas pollution, producing 33% of Australia’s greenhouse gas pollution levels in 2017. There is no such thing as clean coal. No matter how “efficient” a coal-fired power station, it is always polluting.
What is Australia’s most valuable export?
Searchable List of Australia’s Most Valuable Export ProductsRankAustralia’s Export Product2019 Value (US$)1Iron ores, concentrates$65,696,854,0002Coal, solid fuels made from coal$44,427,676,0003Petroleum gases$36,187,544,0004Gold (unwrought)$16,231,821,000Ещё 6 строк
Why is coal bad for you?
Coal impacts: air pollution
They include mercury, lead, sulfur dioxide, nitrogen oxides, particulates, and various other heavy metals. Health impacts can range from asthma and breathing difficulties, to brain damage, heart problems, cancer, neurological disorders, and premature death.
What percentage of China’s coal comes from Australia?
China’s October coal imports were also 26 per cent lower than in September. According to IEA (International Energy Agency) Clean Coal Centre, Australia supplied more than 40 per cent of China’s coking coal imports and 57 per cent of the nation’s thermal coal last year.