Kenneth Befus

Old Mine Cut - Celebrating a Kelce-Swift engagement

Volcanoes 2, Edifices and Hazards

Volcanoes 1, Eruption Styles

Магмы 3, Магматические тела и как они изменяются

Magmas 2, Magmagenesis

Magmas 1, Textures and Compositions

Earthquakes 4, Hazards and their prevention

Earthquakes 3, Measuring Earthquakes

Earthquakes 1, Stress and Anatomy

Earthquakes 2, Types of Faults

Plate Tectonics 2, Evidence for Tectonics

Plate Tectonics 1, Types of Boundaries

Earth Interior Structure 2, Layers by Behavior

Earth Interior Structure 1, Layers by Composition

Mineralogy 3, Mineral families

Mineralogy 2, Physical Properties

Mineralogy 1, Definition and Formation

Geochronology 2, the equation

Geochronology 1, Dating and the isotope

Sedimentary Rocks 3, Structures

Sedimentary Rocks 2, Clastic Rocks

Sedimentary Rocks 1, Types

Weathering and Erosion 3, Mass Wasting

Weathering and Erosion 2

Weathering and Erosion 1

Groundwater 1, Darcy's Law

Groundwater 2, Geography and Problems

Грунтовые воды 3, Пещеры

Hydrology 2, Defining Surface Waters

Hydrology 1, introduction