The El NiÃ±o provided NASA and NOAA an unprecedented opportunity to test the effectiveness of this new observation tool. OCO-2 is NASAâs first satellite designed to measure atmospheric carbon dioxide with the precision, resolution, and coverage necessary to quantify regional carbon sources and sinks.
Definition of LAVA FLOW. : a stream or sheet of molten or solidified lava. ADVERTISEMENT. This word doesn't usually appear in our free dictionary, but the definition from our premium Unabridged Dictionary is offered here on a limited basis.
Lava. Lava is molten rock erupted at the ground surface. When molten rock is beneath the ground, it is called magma. 1  Lava flows are the effusive (non-explosive) outpourings of lava, and usually flow slower than walking pace. 2  Lava flow types include aâa, blocky and pahoehoe.hen molten rock is beneath the ground, it is called magma. 1  Lava flows are the effusive (non-explosive) outpourings of lava, and usually flow slower than walking pace. 2  Lava flow types include aâa, blocky and pahoehoe.