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environment

25 markets across Kalshi and Polymarket, $5.8K traded today.

MarketChance24hBest priceVolume 24h
When will the Danube River return to normal levels?September 15 - 30, 2026WeatherEnds Sep 30, 202668%+26¢Polymarket70¢$2.8K
Will 2026 be the hottest year ever?WeatherEnds Dec 31, 202673%−3¢Kalshi73.9¢$1.1K
When will the Rhine River return to normal levels?October 1 - 31, 2026WeatherEnds Sep 30, 202653%—Polymarket53¢$831
Where will 2026 rank among the hottest years on record?1WeatherEnds Dec 30, 202676%—Polymarket77¢$301
Lowest daily Arctic sea ice extent in summer 2026Below 4.5 million sq kmWeatherEnds Oct 1, 20265%—Kalshi7¢$206
How low will Lake Mead drop?Below 1,028 ftWeatherEnds Apr 15, 202746%—Polymarket46¢$200
How many Chinook will pass Bonneville Dam by October 31?More than 550,000Tech & ScienceEnds Oct 31, 202672%—Polymarket80¢$154
Will the Climate Clock's 1.5°C deadline change by...?WeatherEnds Dec 31, 202610%—Polymarket10¢$104
Lake Mead end-of-month water elevation in Dec 2026?Above 1039 FtWeatherEnds Jan 7, 202721%—Kalshi25¢$86
Alaska commercial salmon harvest in 2026?At least 100 millionEconomicsEnds Jan 14, 202755%—Kalshi55¢$40
Will Hawaii reach Coral Bleaching Alert Level 1 by December 31, 2026?WeatherEnds Dec 31, 202649%—Polymarket52¢$8
India meets its 2030 climate goals?WeatherEnds Dec 31, 203163%—Kalshi63¢$2
EU meets its 2030 climate goals?WeatherEnds Dec 31, 203241%—Kalshi41¢$2
US meets its climate goals?By 2030WeatherEnds Dec 31, 203018%—Kalshi19.7¢$0
How many lead service lines will Michigan replace in 2026?Above 25,000PoliticsEnds Jul 1, 202795%—Kalshi95¢—
Bering Sea snow crab catch limit for 2026-27Between 7 million and 10,999,999 poundsEconomicsEnds Oct 16, 202644%—Kalshi48¢—
Marcellus formation natural gas production in 2026Above 9.00 TcfEconomicsEnds Mar 31, 202798%—Kalshi98¢—
Bristol Bay sockeye run forecast for 2027Between 43 and 48.99 millionEconomicsEnds Dec 4, 202663%—Kalshi66¢—
How bad will CO2 atmospheric concentration get before 2030?At least 440WorldEnds Dec 31, 202987%—Kalshi88¢—
How low will Lake Powell drop?Above 3,510 ftWeatherEnds Apr 15, 202755%—Polymarket55¢—
Will Tennessee regulate data center water use?PoliticsEnds Jul 31, 202735%—Kalshi35¢—
Will the world pass 2 degrees Celsius over pre-industrial levels before 2050?WeatherEnds Dec 31, 204975%—Kalshi76¢—
Natural Disaster in 2026?WeatherEnds Dec 31, 202621%—Polymarket21¢—
Will North Dakota ban cloud seeding?PoliticsEnds Aug 31, 202716%—Kalshi16¢—
Greta Thunberg arrested by...?PoliticsEnds Jun 29, 202690%—Polymarket99¢—