Weather

Key people

• Ralph AbercrombyMeteorologist (1842–1897)
• Carl LangGerman meteorologist (1849–1893)
• Eric BergerAmerican journalist and meteorologist
• Peter Johann Hecker

Timeline

• 1690The 1690s saw the worst famine in France since the Middle Ages.
• 2019As of 2019, tornadoes have had the greatest impact on humans with 42 fatalities while costing crop and property damage over 3 billion dollars.

Read

• Stormy weatherCarl Hiaasen · 1995Book
• Meteorology todayC. Donald Ahrens · 1982Book
• Heavy WeatherP. G. Wodehouse · 1933Book
• Understanding weather and climateEdward Aguado · 1999Book

Listen

• AccuWeather DailyAccuWeatherPodcast
• The Weather Channel PodcastThe Weather Company, An IBM BusinessPodcast
• Weather GeeksWeather Group TelevisionPodcast
• Obsessed With the WeatherSteve Maguire, M.EdPodcast

Voices to follow

• Eric Berger@sciguyspace · XAmerican journalist and meteorologist

By the numbers

• 2.2Fertility rate (births/woman) — global, 2024 (World Bank)
• 57.8Urban population (%) — global, 2025 (World Bank)

Debates

• Is human activity the primary cause of recent extreme weather events?One view: Yes, scientific consensus links increased greenhouse gas emissions directly to more frequent and intense heatwaves, droughts, and storms. · Another: No, natural climate variability and historical cycles have always produced extreme weather, and current events may be part of these natural patterns.Open question
• Should governments invest heavily in weather modification technologies like cloud seeding?One view: Yes, these technologies could potentially mitigate severe droughts, reduce hail damage, or suppress hurricanes, protecting lives and economies. · Another: No, the ethical implications, potential unintended environmental consequences, and high costs make such interventions too risky and impractical.Open question

Glossary

• AtmosphereThe layer of gases surrounding Earth, essential for weather phenomena.
• PrecipitationAny form of water falling from the atmosphere to Earth's surface, such as rain, snow, or hail.
• HumidityThe amount of water vapor present in the air.
• FrontThe boundary zone where two air masses of different temperatures and densities meet.
• CycloneA large-scale air mass that rotates around a strong center of low atmospheric pressure.
• ClimateThe long-term average weather patterns in a specific region over decades or centuries.

Careers

Roles this can lead toward

Threads 4

Where this connects to other fields — and why it's worth knowing.

• Armed Conflict & State Fragility Global Risks

  In places where farms live or die by the rains, one missing monsoon means empty stomachs and empty wallets. Hungry, desperate people are far more likely to riot or take up arms. So to someone tracking war, a weather forecast can double as an early warning for a coup.

• Forests & Deforestation Environment

  The Amazon basically makes its own rain: trees breathe out moisture that drifts as 'flying rivers' and falls as tomorrow's downpour. Chop down too many trees and you switch off that moisture pump. Past a certain point, a rainforest can literally dry out the rainfall that keeps it a rainforest.

• Modelling & Simulation Mathematics

  A scientist named Lorenz found the weather equations follow exact rules, yet you still can't predict past about two weeks. That's the 'butterfly effect,' and here's the twist: it isn't caused by missing data or weak computers. It's a hard wall built into the math itself, one no machine will ever break through.

• Mental Health Health

  Less daylight in winter throws off your body clock, the internal timer that runs on light, and that can drag your mood down. So the climate you happen to live in quietly sets how common winter depression is, and even shifts when suicides peak across the year. Where you are on the map shapes what's happening in your head.