SDG 04: Quality Education
世界各地公立学校教师的工作时间
经合组织最新版的《教育概览》报告对该组织所有成员国的教育系统进行了深入了解。该研究的一个有趣的地方是教师实际花在课堂上的时间。平均而言，经合组织国家的教师每年必须在公共学校机构中授课865小时（小学和中学授课时间的平均值），尽管各国之间教师的教学时间有很大差异。
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SDG 04: Quality Education
This is how many hours teachers work in public schools around the world
On average, school teachers in OECD countries have to teach 865 hours per year in public institutions, with those in Costa Rica working as many as 1,134.
Climate Change
这些都是最有可能灭绝的物种
根据联合国的一份新报告，四分之一的物种面临着灭绝的威胁。
European Union
欧洲哪些国家的住房最为拥挤？
欧盟统计局（Eurostat）的数据显示，欧盟平均有17.1%的住房过于拥挤。黑山共和国的住房拥挤率最高，为63%。
United States
How 9/11 is still having a fatal impact on New York's firefighters
In July 2019, officials in New York reported that 200 firefighters had died from illnesses related to the terrorist attacks on September 11, 2001.
Biodiversity
These are the species most at risk of going extinct
A quarter of all species are threatened with extinction, according to a new report by the the UN with amphibians, sharks and conifers the most at risk.
European Union
Which countries in Europe have the most overcrowded housing?
On average, 17.1% of households in the EU are overcrowded, according to Eurostat. Montenegro has the highest percentage of overcrowded houses, at 63%.
Future of Media, Entertainment and Sport
Here are the most successful Paralympic nations
The Paralympics, meaning 'parallel Olympics', are a meeting of the world's top athletes who have a disability.
European Union
This is the average age young Europeans leave the parental home
Eurostat has revealed the average age young Europeans leave their parent's home, with stark differences between countries such as Sweden and Montenegro.
Internet of Things
This is how many websites there are
Tim Berners-Lee published the world's first website in August 1991. Today there are more than 1.8 billion websites - and the number is increasing fast.
Workforce and Employment
世界各地的人们更倾向于选择何种通勤方式？
根据Statista的全球消费者调查，美国的受访者表示他们骑自行车的比例最低，仅为6%。
COVID-19
COVID-19: This is where poverty risk is on the rise across the EU
New initial estimates by Eurostat have revealed the potential effect the pandemic year 2020 had on the most economically at-risk in the European Union.
United States
This is how the world commutes to work, research shows
Results from Statista's Global Consumer Survey reveal how people around the world commute to work, school or university. Only 6% of Americans go by bike.
Future of the Environment
Which foods need the most water to produce?
Data from the Water Footprint Network highlights the food that needs the most water to produce - with bovine meat top of the list in this chart.
Future of Work
These countries are most invested in professional development
Many people in the digital workforce are now investing in professional training such as language and IT courses, to give them a competitive edge.