Hannah Ritchie

3 weeks ago | ourworldindata.org | Hannah Ritchie |Pablo Rosado

A breakdown of the sources of many air pollutants that damage our health and ecosystems. Millions of people die prematurely from air pollution every year. This problem has existed since humans started burning materials for fuel — first wood and biomass, then fossil fuels. But it’s an environmental and public health problem that we can make progress on.

3 weeks ago | ourworldindata.org | Hannah Ritchie

The world needs to move away from fossil fuels to low-carbon power if we’re to reduce our carbon emissions and tackle climate change. There are two key sources of low-carbon power: renewables (which include solar, wind, hydropower and others) and nuclear. While rapid growth in solar and wind has increased the amount of power coming from renewables, a lack of enthusiasm for nuclear means it’s playing a shrinking role in the global electricity mix.

4 weeks ago | yahoo.com | Hannah Ritchie

On 3 May Australians will head to the polls to vote in their first federal election since 2022. The results will determine who the next prime minister will be, as well as the make-up of the nation's parliament. How does Australia's voting system work? Australia famously has a unique electoral system - and some quirky polling day traditions. Voting is mandatory for all citizens over 18, the country uses preferential voting, and picking up a "democracy sausage" is a polling day custom.

4 weeks ago | ourworldindata.org | Hannah Ritchie

The HIV epidemic — which started in the early 1980s and continued into the 1990s — has had lasting impacts that continue today. Almost one million people still die from HIV/AIDS every year globally. However, some countries were hit much harder than others. In the chart, you can see the share of all deaths in a given year that were caused by HIV/AIDS in four countries in Sub-Saharan Africa that were badly affected.

4 weeks ago | sbs.com.au | Hannah Ritchie

他于 2022 年 5 月工党获胜后当选为国家党领袖，接替巴纳比·乔伊斯（Barnaby Joyce）。 自 2016 年以来，他一直代表昆士兰州的马拉诺亚（Maranoa）众议院席位。 在他的职业生涯中，利特普劳德一直是澳大利亚偏远社区的倡导者，经常强调农业的重要性，并呼吁发展更多的基础设施。 作为三个孩子的父亲，利特普劳德在成为民选官员之前曾担任农场经理和商人。 他出生于昆士兰州西唐斯地区（Western Downs Region）的乡村小镇钦奇拉（Chinchilla），并在那里长大。 在 2016 年进入政界之前，利特普劳德曾在澳大利亚国民银行（NAB）和 Suncorp 担任农业企业银行家，主要负责农村和农业金融业务。 他曾在迈尔斯（Miles）、纳南戈（Nanango）、查尔维尔（Charleville）、圣乔治（St George）、斯坦索普（Stanthorpe）和沃里克（Warwick）等多个农村城镇生活和工作过。 利特普劳德自2016年起担任昆士兰州农村地区马拉诺亚的议员，并在2019年和2022年两次连任。 自 2017...