The death rate per mile driven has declined 22-fold since 1950.<br><br><a href="https://ourworldindata.org/britain-safest-roads-history" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/9fdccbaa-9640-4113-6d2a-93ab2ce2fa00/w=1350"/></a>

“Clearing the Air” is available for pre-order now.<br><br><a href="https://ourworldindata.org/hannah-ritchie-new-book" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/27999dbd-d329-40fe-1284-0661acb16100/w=1350"/></a>

Pesticide poisoning is a common method of suicide in many low- to middle-income countries. Banning highly toxic pesticides and substituting them with less fatal ones can save lives.<br><br><a href="https://ourworldindata.org/pesticide-bans-suicide-prevention" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/d8cbf8af-42ff-4bb4-7704-444383efb400/w=1350"/></a>

People in high-income countries could dramatically improve lives worldwide with minimal financial commitment, yet few do.<br><br><a href="https://ourworldindata.org/global-inequality-opportunity-to-give" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/4a07a4c2-8070-489b-cb46-62dc93a64700/w=1350"/></a>

In June 2025, the World Bank increased its extreme poverty estimates by 125 million people. This doesn’t mean the world has gotten poorer: it reflects a new, higher International Poverty Line of $3 a day, up from $2.15.<br><br><a href="https://ourworldindata.org/new-international-poverty-line-3-dollars-per-day" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/43f2893b-21b1-42de-1908-2293e2516400/w=1350"/></a>

Over a century of progress in surgery, drugs, prevention, and emergency response has driven down death rates from heart disease and stroke.<br><br><a href="https://ourworldindata.org/cardiovascular-deaths-decline" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/7ca4974e-8cc8-4b46-a09f-a870c56c1600/w=1350"/></a>

If we get it right, the world could save more than 1.2 million lives every year.<br><br><a href="https://ourworldindata.org/ending-tuberculosis-save-millions" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/8168303b-e636-4850-ffdc-90eeca931600/w=1350"/></a>

Cuts to US aid could end the Demographic and Health Surveys. This would leave a massive gap in our understanding of global health, mortality, and development.<br><br><a href="https://ourworldindata.org/demographic-health-surveys-risk" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/fd6c3b38-3997-4f3d-1051-b35ac4e0d000/w=1350"/></a>

The World Bank classifies countries into four income groups based on average income per person. This article explains how these groups are defined.<br><br><a href="https://ourworldindata.org/world-bank-income-groups-explained" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/d4cdc240-17cd-4e8c-31e3-d1d197547600/w=1350"/></a>

Learn more about different options for embedding our interactive charts.<br><br><a href="https://ourworldindata.org/new-feature-embed-archived-charts" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/7eedca36-daec-4abd-5f19-a87de6a05a00/w=1350"/></a>

Mobile money allows people without banks to securely transfer funds via text message, and its adoption is growing rapidly.<br><br><a href="https://ourworldindata.org/mobile-money-why-it-matters" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/c18c6704-95a3-4757-6f5a-7036d5b86400/w=1350"/></a>

In the 1980s, many thought tuberculosis was on the path to elimination. In reality, more were dying from the disease than ever.<br><br><a href="https://ourworldindata.org/the-end-of-tuberculosis-that-wasnt" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/b5aa8c82-2fc4-4e0a-cdf1-82d5aa6f9800/w=1350"/></a>

For billions, it can mean hours spent collecting water. For almost a million, it means dying from disease.<br><br><a href="https://ourworldindata.org/what-no-safe-water-means" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/59c8ad10-ac08-4179-3186-1b2bac060c00/w=1350"/></a>

Measles causes more than an acute illness: it suppresses immune memory and increases the risk of complications for years.<br><br><a href="https://ourworldindata.org/measles-increases-disease-risk" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/b2168626-1df5-419a-7709-f57955f46800/w=1350"/></a>

Learn what’s new and try it out yourself.<br><br><a href="https://ourworldindata.org/new-features-better-maps" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/8da19868-55c1-4da5-377d-63174a202d00/w=1350"/></a>

Before the 1970s, most children affected by leukemia would quickly die from it. Now, most children in rich countries are cured.<br><br><a href="https://ourworldindata.org/childhood-leukemia-treatment-history" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/28a0ccf8-4618-4822-638f-ea8143e06000/w=1350"/></a>

As much as one quarter of deaths in Europe and the United States were once from tuberculosis.<br><br><a href="https://ourworldindata.org/tuberculosis-history-decline" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/21b69f06-f8eb-4618-a3ed-401b8af6d300/w=1350"/></a>

International dollars are used to compare incomes and purchasing power across countries and over time. Here, we explain how they’re calculated and why they’re used.<br><br><a href="https://ourworldindata.org/international-dollars" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/95f674ac-5e7c-4474-6493-9a5578eb2a00/w=1350"/></a>

Measles once killed millions every year. Vaccines changed this, preventing disease, long-term immune damage, and deadly outbreaks.<br><br><a href="https://ourworldindata.org/measles-vaccines-save-lives" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/5f66d86d-91f5-4839-caa7-d6c5ce64e300/w=1350"/></a>

It’s difficult to compare countries because they don’t always measure infant mortality in the same way.<br><br><a href="https://ourworldindata.org/where-are-babies-at-lowest-risk-of-dying" target="_blank"><img src="https://ourworldindata.org/cdn-cgi/imagedelivery/qLq-8BTgXU8yG0N6HnOy8g/39d23685-afc7-46b8-2018-8813c041c100/w=1350"/></a>