Ember Profile picture
29 Mar, 10 tweets, 9 min read
⚡️ 10 Tweet Thread - Global Power Sector in 2020

What happened in 2020?
⏸️Pandemic paused electricity demand growth
⏩Wind and solar grew +315 TWh (+15%)
⏪Replacing coal generation -346 TWh (-4%)

[1/10] Ember's #GER21 Report
ember-climate.org/global-electri…
Growth in #wind and #solar helped drive global #coal power to a record fall of 4%.

Except in China. Despite impressive wind & solar growth, this didn’t keep up with electricity demand, so coal rose to fill the gap.

[2/10] #GER21
ember-climate.org/global-electri…
Almost a TENTH of global electricity in 2020 was supplied by wind turbines and solar panels.

Impressively, it has doubled since 2015, from 4.6% to 9.4%.

Most G20 countries are on the same journey, around the global average 🇮🇳🇨🇳🇯🇵🇧🇷🇺🇸🇹🇷

[3/10] #GER21
ember-climate.org/global-electri…
Wind and solar are rapidly transforming the global electricity mix, taking market share from coal since 2015.

All other generation types are mostly unchanged.

[4/10] #GER21
ember-climate.org/global-electri…
Wind and solar are taking market share from coal almost everywhere.

Turkey and Indonesia are the only G20 countries that have seen a rise in coal’s market share since 2015.

[5/10] #GER21
ember-climate.org/global-electri…
But rising electricity demand in China and India meant that #coal generation rose, even though coal’s market share fell.

In total, global coal generation was only 0.8% lower in 2020 than in 2015.

[6/10] #GER21
ember-climate.org/global-electri…
The world burned more #fossilfuels for electricity in 2020 than in 2015, with CO2 emissions ~2% higher.

Coal -1%
Gas +12%

In Asia, electricity demand outpaced clean electricity, leading to more coal.

In 🇪🇺🇺🇸 fossil gas replaced some coal.

[7/10] #GER21 ember-climate.org/global-electri…
Coal is still the world's single largest source of electricity, but gas is also a critical part of electricity in many countries.

61% of global electricity was from fossil fuels in 2020

34% coal + 23% gas + 4% oil

[8/10] #GER21
ember-climate.org/global-electri…
Electricity demand growth is a critical unknown.

🇨🇳 China’s per capita use has risen above the UK & Italy

🇮🇳 India’s is 1/5 of China

🇰🇷 South Korea is 2x China

How will that change in a decade?

[9/10] #GER21
ember-climate.org/global-electri…
Global #coal power saw a record fall in 2020, but it's still insufficient to put the world on a pathway for #netzero by mid-century.

Progress is nowhere near fast enough.

[10/10] #GER21
ember-climate.org/global-electri…

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More from @EmberClimate

25 Jan
🇪🇺 10 Tweet Thread of the EU Power Sector in 2020

Key findings of our fifth annual report with @AgoraEW

1. Renewables overtook fossil fuels as the EU’s main source of electricity in 2020.

ember-climate.org/project/eu-pow…
2. Renewables generated 38% of Europe’s electricity in 2020, overtaking fossil fuels (37%). Nuclear power generated 25% of EU-27 electricity.

This green milestone was also reached in Spain and Germany in 2020.

EU Power Sector in 2020: ember-climate.org/project/eu-pow…
3. This transformation has been driven by rapid growth in #wind and #solar power generation, which have almost doubled since 2015 to deliver 1/5 of EU electricity in 2020.

EU Power Sector in 2020: ember-climate.org/project/eu-pow…
Read 10 tweets
30 Apr 20
In the last 30 days, Europe's electricity sector CO2 emissions have collapsed by 39%.

This is giving valuable lessons on how to run a fossil-free electricity grid.

What are these lessons?
THREAD: 1/11
2/11 The lights have stayed on! The electricity system is robust: no excuse to slow wind+solar investment.

That's despite a 42% fall in Europe's coal gen & 30% fall in gas gen (chart).

Read EU's security briefing: ec.europa.eu/info/news/focu…

@ENTSO_E's summer outlook out end-May
3/11 But record negative prices show there are supply/demand inflexibilities.

Common in Germany+Denmark+UK for a while, but now increasingly common in Belgium, Czechia, Finland, France, Ireland, Netherlands...
Read 11 tweets

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