Bbob Drake: a hydrophone recording from a still-water pond (remnant of the Ohio and Erie Canal) in the Cuyahoga Valley National Park, south of Cleveland. It captures the clicking and groaning of rotifers and water insects, and specifically their reaction to the sun coming out from behind a cloud that we normally don't see or hear.
Old Bamboo Bushes (Solo, Indonesia) are making dramatic and powerful sounds as the wind is blowing and moves the bamboo tubes. The hollow bamboo tube is a natural flute, so the group sound of the bamboo tubes are hunting.
Hawaii Kilauea Volcano Eruption - a recording captured small eruptions at night in the forest.
The world's tallest and furthermore powerful Steamboat Geyser is back to alive. It erupted 12 times this year (as of July) in Yellowstone National Park
City Construction at downtown Bridgeport, Connecticut - It captured loud machine noise and the rhythm of working.
NASA released sound of sun shooting.
Cicada Mania: Periodical 17 years-Cicada Brood VII emerged in Onondaga County, NY in June.
Harrison Nir: Joshua Tree - At the silent desert as it is hot, I became acutely aware of the sound of my presence. The recording caputed bees of the land in the morning.
Rainforest - Paradise Birds of Raja Ampat, West Papua of Indonesia