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GEM-15: Near-Global Surface and Terrain Elevation Models (15m) (Experimental)
Google's Near-Global Elevation Models at 15m (GEM-15) is an experimental (under review) near-global elevation dataset at 15m grid spacing derived from sub-meter optical stereo satellite imagery. The dataset is built from optical stereo imagery acquired through 2024 (primarily 2022–2024 30cm Pléiades Neo imagery, supplemented by … climate-and-sustainability dem elevation elevation-topography google height -
MAPL-EMIT: Modeled Methane Enhancement and Plume Probability
The Methane Analysis and Plume Localization with EMIT (MAPL-EMIT) enhancements dataset provides high-resolution (60m) methane (CH₄) enhancement maps and plume probabilities derived from radiance data captured by the Earth Surface Mineral Dust Source Investigation (EMIT) instrument which were generated and released as part of the … atmosphere climate-and-sustainability emit ghg methane publisher-dataset -
MAPL-EMIT: Modeled Methane Plumes
The Methane Analysis and Plume Localization with EMIT (MAPL-EMIT) dataset provides high-resolution (60m) methane (CH₄) plume complex maps and plume source locations derived from radiance data captured by the Earth Surface Mineral Dust Source Investigation (EMIT) instrument. Methane point-source emissions are a major driver of … atmosphere climate-and-sustainability emit ghg methane publisher-dataset