A 32-slot bracket with the title "River Cup 2024" above the AGU-H3S logo. On the top left, a desert floodplain is overlain by an 8-slot bracket with the title "#DryRivers" containing the following river names: Gila, Rio Loa, Owens, Murray, Finke, Wadi Degla, Tigris & Euphrates, and Amu Darya. On the bottom left, a large river with several tributaries is overlain by an 8-slot bracket with the title of "#BigRivers" that contains the following river names: Mississippi, Amazon, Ganges, Congo, Columbia, La Seine, Yangtze, and Niger. On the top right, a wide mountain floodplain river is overlain by an 8-slot bracket with the title "#RiverRivers" that contains the following river names: Mekong, Walla Walla, Hatchie, Ohio, Avon, Para, Paraguay, and Molopo. On the bottom right, an icy river floodplain is overlain by an 8-slot bracket with the title "#FrozenRivers" and the following river names: Yukon, Mackenzie, Lena, Kuparuk, Neretva, Onyx, Yenisey, and Olfusa. In the center, there is a trophy

It’s time for the last semifinal of #RiverCup2024! Our #RiverRivers champion faces off against our #FrozenRivers champion, and only one will make it to the final tomorrow!

See some fun facts about the Mekong and Yukon rivers below, and vote for your favorite at www.agu-h3s.org/rivercup

Elite 8 starts this week with #RiverRivers! Which will be the most River of the Rivers? Paraguay or Mekong? You decide! #RiverCup

River Cup | Agu H3s

Make your case for one of these #RiverRivers below, and head to agu-h3s.org/rivercup to cast your vote for your favorite!

And come back here tomorrow, 10/22 for the next regional matchup: the #DryRivers of #RiverCup2024: the Gila vs the Tigris & Euphrates

A 32-slot bracket with the title "River Cup 2024" above the AGU-H3S logo. On the top left, a desert floodplain is overlain by an 8-slot bracket with the title "#DryRivers" containing the following river names: Gila, Rio Loa, Owens, Murray, Finke, Wadi Degla, Tigris & Euphrates, and Amu Darya. On the bottom left, a large river with several tributaries is overlain by an 8-slot bracket with the title of "#BigRivers" that contains the following river names: Mississippi, Amazon, Ganges, Congo, Columbia, La Seine, Yangtze, and Niger. On the top right, a wide mountain floodplain river is overlain by an 8-slot bracket with the title "#RiverRivers" that contains the following river names: Mekong, Walla Walla, Hatchie, Ohio, Avon, Para, Paraguay, and Molopo. On the bottom right, an icy river floodplain is overlain by an 8-slot bracket with the title "#FrozenRivers" and the following river names: Yukon, Mackenzie, Lena, Kuparuk, Neretva, Onyx, Yenisey, and Olfusa. In the center, there is a trophy

It’s time for Round 3 of #RiverCup2024, and we have our first regional championship: the #RiverRivers!

Learn about unique flora & fauna of the Mekong and Paraguay rivers, and vote for your favorites at agu-h3s.org/rivercup

A 32-slot bracket with the title "River Cup 2024" above the AGU-H3S logo. On the top left, a desert floodplain is overlain by an 8-slot bracket with the title "#DryRivers" containing the following river names: Gila, Rio Loa, Owens, Murray, Finke, Wadi Degla, Tigris & Euphrates, and Amu Darya. On the bottom left, a large river with several tributaries is overlain by an 8-slot bracket with the title of "#BigRivers" that contains the following river names: Mississippi, Amazon, Ganges, Congo, Columbia, La Seine, Yangtze, and Niger. On the top right, a wide mountain floodplain river is overlain by an 8-slot bracket with the title "#RiverRivers" that contains the following river names: Mekong, Walla Walla, Hatchie, Ohio, Avon, Para, Paraguay, and Molopo. On the bottom right, an icy river floodplain is overlain by an 8-slot bracket with the title "#FrozenRivers" and the following river names: Yukon, Mackenzie, Lena, Kuparuk, Neretva, Onyx, Yenisey, and Olfusa. In the center, there is a trophy

The results of Round 2 of #RiverCup2024 are in, and we have our elite eight rivers that are moving on to Round 3: the regional finals!

Get ready to keep voting for Earth’s Most Remarkable River, and come back on Monday, 10/21 for our first regional matchup: the #RiverRivers, Mekong vs Paraguay!

It’s the last chance to vote for the #BigRivers & #RiverRivers in Round 2 of #RiverCup2024! Head to www.agu-h3s.org/rivercup to vote in these matchups

💧Amazon vs Congo🌍
🏔️Columbia vs Yangtze🌦️
🌊Mekong vs Hatchie🌳
🍁Avon vs Paraguay🌎

Results and the #DryRivers and #FrozenRivers will be posted at 4pmET

River Cup | Agu H3s

Make your case for any of these #BigRivers and #RiverRivers below, and head to agu-h3s.org/rivercup to cast your votes for your four favorites!

And come back here on Wednesday, 10/16 to learn about the #DryRivers and #FrozenRivers in Round 2 of #RiverCup2024 #AGU24

A 32-slot bracket with the title "River Cup 2024" above the AGU-H3S logo. On the top left, a desert floodplain is overlain by an 8-slot bracket with the title "#DryRivers" containing the following river names: Gila, Rio Loa, Owens, Murray, Finke, Wadi Degla, Tigris & Euphrates, and Amu Darya. On the bottom left, a large river with several tributaries is overlain by an 8-slot bracket with the title of "#BigRivers" that contains the following river names: Mississippi, Amazon, Ganges, Congo, Columbia, La Seine, Yangtze, and Niger. On the top right, a wide mountain floodplain river is overlain by an 8-slot bracket with the title "#RiverRivers" that contains the following river names: Mekong, Walla Walla, Hatchie, Ohio, Avon, Para, Paraguay, and Molopo. On the bottom right, an icy river floodplain is overlain by an 8-slot bracket with the title "#FrozenRivers" and the following river names: Yukon, Mackenzie, Lena, Kuparuk, Neretva, Onyx, Yenisey, and Olfusa. In the center, there is a trophy

It’s time for the Round 2 of #RiverCup2024, and this time we have two matchups from the #BigRivers and two from the #RiverRivers!

Learn the socioeconomic impacts and anthropogenic threats of the 8 rivers below, and vote for your favorites at agu-h3s.org/rivercup

A 32-slot bracket with the title "River Cup 2024" above the AGU-H3S logo. On the top left, a desert floodplain is overlain by an 8-slot bracket with the title "#DryRivers" containing the following river names: Gila, Rio Loa, Owens, Murray, Finke, Wadi Degla, Tigris & Euphrates, and Amu Darya. On the bottom left, a large river with several tributaries is overlain by an 8-slot bracket with the title of "#BigRivers" that contains the following river names: Mississippi, Amazon, Ganges, Congo, Columbia, La Seine, Yangtze, and Niger. On the top right, a wide mountain floodplain river is overlain by an 8-slot bracket with the title "#RiverRivers" that contains the following river names: Mekong, Walla Walla, Hatchie, Ohio, Avon, Para, Paraguay, and Molopo. On the bottom right, an icy river floodplain is overlain by an 8-slot bracket with the title "#FrozenRivers" and the following river names: Yukon, Mackenzie, Lena, Kuparuk, Neretva, Onyx, Yenisey, and Olfusa. In the center, there is a trophy

It’s here! The results of Round 1 of #RiverCup2024 are in, and we have our Sweet Sixteen river finalists that are moving on to Round 2!

How are your favorites faring? Come back on Monday, 10/14 to vote in our next four matchups: the top four #BigRivers and the top four #RiverRivers !

A 32-slot bracket with the title "River Cup 2024" above the AGU-H3S logo. On the top left, a desert floodplain is overlain by an 8-slot bracket with the title "#DryRivers" containing the following river names: Gila, Rio Loa, Owens, Murray, Finke, Wadi Degla, Tigris & Euphrates, and Amu Darya. On the bottom left, a large river with several tributaries is overlain by an 8-slot bracket with the title of "#BigRivers" that contains the following river names: Mississippi, Amazon, Ganges, Congo, Columbia, La Seine, Yangtze, and Niger. On the top right, a wide mountain floodplain river is overlain by an 8-slot bracket with the title "#RiverRivers" that contains the following river names: Mekong, Walla Walla, Hatchie, Ohio, Avon, Para, Paraguay, and Molopo. On the bottom right, an icy river floodplain is overlain by an 8-slot bracket with the title "#FrozenRivers" and the following river names: Yukon, Mackenzie, Lena, Kuparuk, Neretva, Onyx, Yenisey, and Olfusa. In the center, there is a trophy

It’s time for the next four matches of #RiverCup2024, and we’ve got the #FrozenRivers closing out Round 1! Learn more about these 8 rivers below, and vote for your favorites at www.agu-h3s.org/rivercup

Also, check out our first round winners from the #RiverRivers here

It’s the last day to vote for the #RiverRivers in Round 1 of #RiverCup2024! Head to www.agu-h3s.org/rivercup to cast your votes for the following matchups:

💧Mekong vs Walla Walla 🏔️
🌳Hatchie vs Ohio 🌊
🍁Avon vs Para☀️
🌦️Paraguay vs Molopo 🌍

River Cup | Agu H3s

Make your case for any of these #RiverRivers below, and head to www.agu-h3s.org/rivercup to cast your votes for your four favorites!

And come back here on Wednesday, 10/9 to learn about the last 8 contestants in Round 1: the #FrozenRivers

A 32-slot bracket with the title "River Cup 2024" above the AGU-H3S logo. On the top left, a desert floodplain is overlain by an 8-slot bracket with the title "#DryRivers" containing the following river names: Gila, Rio Loa, Owens, Murray, Finke, Wadi Degla, Tigris & Euphrates, and Amu Darya. On the bottom left, a large river with several tributaries is overlain by an 8-slot bracket with the title of "#BigRivers" that contains the following river names: Mississippi, Amazon, Ganges, Congo, Columbia, La Seine, Yangtze, and Niger. On the top right, a wide mountain floodplain river is overlain by an 8-slot bracket with the title "#RiverRivers" that contains the following river names: Mekong, Walla Walla, Hatchie, Ohio, Avon, Para, Paraguay, and Molopo. On the bottom right, an icy river floodplain is overlain by an 8-slot bracket with the title "#FrozenRivers" and the following river names: Yukon, Mackenzie, Lena, Kuparuk, Neretva, Onyx, Yenisey, and Olfusa. In the center, there is a trophy

It’s time for the next four matches of #RiverCup2024, and we’ve got the much-anticipated #RiverRivers up next! Learn more about these 8 rivers below, and vote for your favorites at www.agu-h3s.org/rivercup

Also, check out our first round winners from the #BigRivers here

River Cup | Agu H3s

Make your case for any of these #BigRivers below, and head to www.agu-h3s.org/rivercup to cast your votes for your four favorites!

And come back here on Monday, 10/7 to learn about our next round of contestants: the #RiverRivers

#RiverRivers in the #RiverCup2024 are rivers with names that also mean river (also known as tautological place names). This year, those 8 rivers are the Mekong, Walla Walla, Hatchie, Ohio, Avon, Para, Paraguay, and Molopo rivers!

A 32-slot bracket with the title "River Cup 2024" above the AGU-H3S logo. On the top left, a desert floodplain is overlain by an 8-slot bracket with the title "#DryRivers" containing the following river names: Gila, Rio Loa, Owens, Murray, Finke, Wadi Degla, Tigris & Euphrates, and Amu Darya. On the bottom left, a large river with several tributaries is overlain by an 8-slot bracket with the title of "#BigRivers" that contains the following river names: Mississippi, Amazon, Ganges, Congo, Columbia, La Seine, Yangtze, and Niger. On the top right, a wide mountain floodplain river is overlain by an 8-slot bracket with the title "#RiverRivers" that contains the following river names: Mekong, Walla Walla, Hatchie, Ohio, Avon, Para, Paraguay, and Molopo. On the bottom right, an icy river floodplain is overlain by an 8-slot bracket with the title "#FrozenRivers" and the following river names: Yukon, Mackenzie, Lena, Kuparuk, Neretva, Onyx, Yenisey, and Olfusa. In the center, there is a trophy

Get excited — #RiverCup2024 is almost here! Starting 10/1, these 32 rivers from all 7 continents will compete head-to-head for the title of Earth’s Most Remarkable River! For the first time, we have four exciting categories of rivers: #DryRivers, #BigRivers, #RiverRivers, and #FrozenRivers