Results 41 to 50 of about 856,490 (172)

Water sampling using a drone at Yugama crater lake, Kusatsu-Shirane volcano, Japan

open access: yesEarth, Planets and Space, 2018
Remote sampling of water from Yugama crater lake at Kusatsu-Shirane volcano, Japan, was performed using a drone. Despite the high altitude of over 2000 m above sea level, our simple method was successful in retrieving a 250 mL sample of lake water.
Akihiko Terada   +6 more
doaj   +1 more source

A Gas-Emission Crater in the Erkuta River Valley, Yamal Peninsula: Characteristics and Potential Formation Model

open access: yesGeosciences, 2020
Methane is a powerful greenhouse gas, and the abrupt degassing events that recently have formed large craters on the Russian Arctic Yamal and Gydan Peninsulas have caused major concern. Here we present field data on cover sediments and evolution of a gas-
Evgeny Chuvilin   +10 more
doaj   +1 more source

Geology of the Selk crater region on Titan from Cassini VIMS observations [PDF]

open access: yes, 2010
International audienceObservations of Titan obtained by the Cassini Visual and Infrared Mapping Spectrometer (VIMS) have revealed Selk crater, a geologically young, bright-rimmed, impact crater located similar to 800 km north-northwest of the Huygens ...
Brown, R.H.   +19 more
core   +1 more source

Clear Lake brochure [PDF]

open access: yes, 2016
17” x 22” unfoldedBrochure about the Clear Lake community including area information, pictures, and a ...

core   +1 more source

Crater lake, Oregon [PDF]

open access: yesNature, 1898
Exlibrisprägestempel: "Immanuel Friedlaender" 002331333_0002 Exemplar der ETH ...
openaire   +3 more sources

Water chemistry and soil radon survey at the Poas volcano (Costa Rica)

open access: yesAnnals of Geophysics, 2005
Radon-in-soil monitoring at the Poas volcano (Costa Rica) has been performed together with water chemistry from the hot crater lake since 1981 and 1983 respectively.
J. L. Seidel   +4 more
doaj   +1 more source

Crater Lake, Oregon [PDF]

open access: yesScientific American, 1896
n ...
openaire   +1 more source

Quantifying the Surface Deformation of Pingos on the Alaskan North Slope Using Interferometric Synthetic Aperture Radar (InSAR)

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Pingos are large mounds with cores formed of intrusive ice that form in periglacial landscapes. These ice structures can form in regions of discontinuous permafrost, commonly as hydraulic or open‐system pingos, or in locations of continuous permafrost, commonly as hydrostatic or closed‐system pingos.
Venezia M. Follingstad   +12 more
wiley   +1 more source

Was Gale Crater (Mars) Connected to a Regionally Extensive Groundwater System?

open access: yesGeophysical Research Letters, 2021
Gale crater, home of the Curiosity rover, contains some of the best geomorphic and sedimentologic evidence on Mars for large lakes during the Hesperian and Amazonian.
V. Roseborough   +2 more
doaj   +1 more source

The Hidden Harvest: Harnessing Colorado's Geodiversity and Environmental Heterogeneity for Sustainable Agritourism

open access: yesSustainable Development, EarlyView.
ABSTRACT Colorado's geologic, pedologic, topographic, hydrological, and climatic contrasts create strong but under‐synthesized opportunities for sustainable agritourism. This review investigates how geodiversity, and the broader environmental heterogeneity within which it operates, can be used to diversify farm income, strengthen place‐based visitor ...
Bonface O. Manono
wiley   +1 more source

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