Several species of reptiles and amphibians are adapted for life in the Kalahari Desert. Snakes like the venomous puff adder, as well as tiger snakes and Kalahari purple-glossed snakes can be found in the Kalahari, in addition to between 12 and 18 lizard species, including several species of geckos.
Description [edit]. Lahar is a Javanese word that describes volcanic mudflows or debris flows. Lahars have the consistency, viscosity and approximate density of wet concrete: fluid when moving, solid at rest.Lahars can be huge.ahars have several possible causes: 1  Snow and glaciers can be melted by lava or pyroclastic flows during an eruption. 2  Lava flows out of open vents and can mix with wet soil and mud on the slope of the volcano making a very viscous, high energy lahar. 3  A flood caused by a glacier, lake breakout, or heavy rainfall can release a lahar, also called ....
Lava flow during a rift eruption at Krafla, Iceland in 1984. Lava is the molten rock expelled by a volcano during an eruption and the resulting rock after solidification and cooling. This molten rock is formed in the interior of some planets, including Earth, and some of their satellites.ava is the molten rock expelled by a volcano during an eruption and the resulting rock after solidification and cooling.