Канал: sumnerd

Rattlesnake Canyon, Page, AZ

Rattlesnake Canyon, Page, AZ

Sed Strat Lab: Copper River Samples

Sed Strat Lab: Copper River Samples

Henna applied by Alina in Agra, India

Henna applied by Alina in Agra, India

Visiting Agra with Azeem Khan

Visiting Agra with Azeem Khan

Clay Cup Chai in Azeem's Neighborhood, Agra, India

Clay Cup Chai in Azeem's Neighborhood, Agra, India

Oxidation of Earth's Surface (geobiology)

Oxidation of Earth's Surface (geobiology)

A model of the evolution of oxygenic photosynthesis (geobiology)

A model of the evolution of oxygenic photosynthesis (geobiology)

Microbial Mat Biogeochemistry (geobiology)

Microbial Mat Biogeochemistry (geobiology)

Metabolic Reactions for Energy (geobiology)

Metabolic Reactions for Energy (geobiology)

Microbial "Food" Loop (geobiology)

Microbial "Food" Loop (geobiology)

Sed Strat - Alluvial Fan Stratigraphic Column

Sed Strat - Alluvial Fan Stratigraphic Column

Ecological Structure and Ecosystem Resiliency (geobiology)

Ecological Structure and Ecosystem Resiliency (geobiology)

Low and High Primary Productivity Examples (geobiology)

Low and High Primary Productivity Examples (geobiology)

Primary Productivity (geobiology)

Primary Productivity (geobiology)

Primary Productivity Supports Ecosystems (geobiology)

Primary Productivity Supports Ecosystems (geobiology)

Where did Eukaryotes Come From? (geobiology)

Where did Eukaryotes Come From? (geobiology)

Domains of Life and Phylogenetic Trees (geobiology)

Domains of Life and Phylogenetic Trees (geobiology)

Lateral Gene Transfer (geobiology)

Lateral Gene Transfer (geobiology)

Mutations 2 - Reconstructing phylogeny/history from genetic similarities & differences (geobiology)

Mutations 2 - Reconstructing phylogeny/history from genetic similarities & differences (geobiology)

Mutations 1 - Types in a genetic sequence (geobiology)

Mutations 1 - Types in a genetic sequence (geobiology)

Developmental Genes Example - Paperwhites (geobiology)

Developmental Genes Example - Paperwhites (geobiology)

Ribosomes (geobiology)

Ribosomes (geobiology)

Gene expression and a tiny bit about epigenetics (geobiology)

Gene expression and a tiny bit about epigenetics (geobiology)

DNA to mRNA to Enzymes (geobiology)

DNA to mRNA to Enzymes (geobiology)

Photosynthetic Cell Structure: Cyanobacteria and Algae (geobiology)

Photosynthetic Cell Structure: Cyanobacteria and Algae (geobiology)

Cell Structure - Bacteria (and Archaea) vs Eukaryota (geobiology)

Cell Structure - Bacteria (and Archaea) vs Eukaryota (geobiology)

Cellular Life (geobiology)

Cellular Life (geobiology)

Requirements for life and habitability (geobiology)

Requirements for life and habitability (geobiology)

Silicon-based life? Not likely! (geobiology)

Silicon-based life? Not likely! (geobiology)

Are viruses alive? (geobiology)

Are viruses alive? (geobiology)

Characteristics of Life (geobiology)

Characteristics of Life (geobiology)

COVID Game Demo (Tabletop Simulator) (geobiology)

COVID Game Demo (Tabletop Simulator) (geobiology)

Geobiology: Interactions Example from a Microbial Mat in Antarctic Lake Vanda (geobiology)

Geobiology: Interactions Example from a Microbial Mat in Antarctic Lake Vanda (geobiology)

Interactions in the Context of Benefit and Harm (geobiology)

Interactions in the Context of Benefit and Harm (geobiology)

Feedbacks in Geobiology (geobiology)

Feedbacks in Geobiology (geobiology)

Welcome to Geobiology (geobiology)

Welcome to Geobiology (geobiology)

Projects - Flow speeds and water depth (sed strat)

Projects - Flow speeds and water depth (sed strat)

Rounding - measuring it and how grains round (sed strat)

Rounding - measuring it and how grains round (sed strat)

Commercial sand - what can we say about its origin? (sed strat)

Commercial sand - what can we say about its origin? (sed strat)

Grain size and rounding example (sed strat)

Grain size and rounding example (sed strat)

Origins of Grains (sed strat)

Origins of Grains (sed strat)

Responding to problematic comments in discussions of race

Responding to problematic comments in discussions of race

Congratulations UCD Geology Seniors

Congratulations UCD Geology Seniors

Interpreting Stratigraphic Columns: A Detailed Example (sed strat)

Interpreting Stratigraphic Columns: A Detailed Example (sed strat)

Structure of Beaches (sed strat)

Structure of Beaches (sed strat)

Estuaries in Stratigraphic Columns (sed strat) (sed strat)

Estuaries in Stratigraphic Columns (sed strat) (sed strat)

Estuaries: Environments and Transport Processes (sed strat)

Estuaries: Environments and Transport Processes (sed strat)

Tide Influenced Delta Examples (sed strat)

Tide Influenced Delta Examples (sed strat)

Wave Influenced Delta Examples (sed strat)

Wave Influenced Delta Examples (sed strat)

River-Dominated Delta Examples (sed strat)

River-Dominated Delta Examples (sed strat)

Delta Progradation (sed strat)

Delta Progradation (sed strat)

Delta Types Based on Sediment Transport (sed strat)

Delta Types Based on Sediment Transport (sed strat)

Delta Depositional Environments (sed strat)

Delta Depositional Environments (sed strat)

Deltas & Estuaries (sed strat)

Deltas & Estuaries (sed strat)

Variations in Storm Deposits With Distance from Shore (sed strat)

Variations in Storm Deposits With Distance from Shore (sed strat)

Storm Deposits (sed strat)

Storm Deposits (sed strat)

Hummocky Cross Stratification (HCS) (sed strat)

Hummocky Cross Stratification (HCS) (sed strat)

Storms: Flow Characteristics (sed strat)

Storms: Flow Characteristics (sed strat)

Beaches and Waves (sed strat)

Beaches and Waves (sed strat)

Tidal Flows & Sedimentary Structures (sed strat)

Tidal Flows & Sedimentary Structures (sed strat)

Tidal Facies (sed strat)

Tidal Facies (sed strat)

Tidal Flows (sed strat)

Tidal Flows (sed strat)

Alaska River Tour (no soundtrack because I've lost my voice) (sed strat)

Alaska River Tour (no soundtrack because I've lost my voice) (sed strat)

Braided Rivers - An Introduction (sed strat)

Braided Rivers - An Introduction (sed strat)

Meandering Rivers - Facies (sed strat)

Meandering Rivers - Facies (sed strat)

Meandering Rivers - Oxbow Lakes (sed strat)

Meandering Rivers - Oxbow Lakes (sed strat)

Meandering Rivers - Floodplains (sed strat)

Meandering Rivers - Floodplains (sed strat)

Meandering Rivers - Channels (sed strat)

Meandering Rivers - Channels (sed strat)

Braided Rivers - Facies (sed strat)

Braided Rivers - Facies (sed strat)

Braided Rivers - Sediment Transport & Sedimentary Structures (sed strat)

Braided Rivers - Sediment Transport & Sedimentary Structures (sed strat)

River Types (sed strat)

River Types (sed strat)

Deposition in the McMurdo Dry Valleys, Antarctica (sed strat)

Deposition in the McMurdo Dry Valleys, Antarctica (sed strat)

Deposition along the edge of the Greenland ice sheet (sed strat)

Deposition along the edge of the Greenland ice sheet (sed strat)

Glacial Facies (sed strat)

Glacial Facies (sed strat)

Laminar flows do not sort grains or form cross stratification (sed strat)

Laminar flows do not sort grains or form cross stratification (sed strat)

Glacial Deposition and Associated Environments (sed strat)

Glacial Deposition and Associated Environments (sed strat)

Glacial Erosion and Transport (sed strat)

Glacial Erosion and Transport (sed strat)

Controls on Weathering (sed strat)

Controls on Weathering (sed strat)

Composition of Sediment (Weathering) (sed strat)

Composition of Sediment (Weathering) (sed strat)

Weathering - Alteration of Plagioclase & Olivine (sed strat)

Weathering - Alteration of Plagioclase & Olivine (sed strat)

Weathering - The difference between physical and chemical weathering (sed strat)

Weathering - The difference between physical and chemical weathering (sed strat)

Weathering Processes - Introduction (sed strat)

Weathering Processes - Introduction (sed strat)

Chronostratigraphy & Lithostratigraphy - Detailed Example Using Stratigraphic Columns (sed strat)

Chronostratigraphy & Lithostratigraphy - Detailed Example Using Stratigraphic Columns (sed strat)

Lithostratigraphy and Chronostratigraphy - Introduction to how they differ (sed strat)

Lithostratigraphy and Chronostratigraphy - Introduction to how they differ (sed strat)

Drawing a stratigraphic column - example 2 (sed strat)

Drawing a stratigraphic column - example 2 (sed strat)

Drawing a stratigraphic column - example 1 (sed strat)

Drawing a stratigraphic column - example 1 (sed strat)

Sediment-Water Mixtures (sed strat)

Sediment-Water Mixtures (sed strat)

Turbidites - Downslope Variations in Deposition (sed strat)

Turbidites - Downslope Variations in Deposition (sed strat)

Turbidity Currents - From Start to Finish (sed strat)

Turbidity Currents - From Start to Finish (sed strat)

Turbidite Facies - The Bouma Sequence (sed strat)

Turbidite Facies - The Bouma Sequence (sed strat)

Turbidites & Turbidity Currents - A little history (sed strat)

Turbidites & Turbidity Currents - A little history (sed strat)

Turbidites - An Introduction (sed strat)

Turbidites - An Introduction (sed strat)

Facies - Examples (sed strat)

Facies - Examples (sed strat)

Facies - Introduction (sed strat)

Facies - Introduction (sed strat)

Wave Ripple Cross Lamination (sed strat)

Wave Ripple Cross Lamination (sed strat)

Wave Ripple - Dynamics of flow (sed strat)

Wave Ripple - Dynamics of flow (sed strat)

Ripples vs Dunes - Dynamics (sed strat)

Ripples vs Dunes - Dynamics (sed strat)

Sequence of Bedforms - General Description (sed strat)

Sequence of Bedforms - General Description (sed strat)

Bedforms as a function of grain size and flow speed (sed strat)

Bedforms as a function of grain size and flow speed (sed strat)

Ripples Change to Dunes with Increasing Flow Speed (sed strat)

Ripples Change to Dunes with Increasing Flow Speed (sed strat)

Ripple Cross Lamination - More Details (sed strat)

Ripple Cross Lamination - More Details (sed strat)

Ripple Cross Lamination (sed strat)

Ripple Cross Lamination (sed strat)

Flow Over a Ripple (sed strat)

Flow Over a Ripple (sed strat)

Interactions Between Grains and the Flows that Transport Them (sed strat)

Interactions Between Grains and the Flows that Transport Them (sed strat)

Strata, Beds, Bedding Planes, Cross Stratification and More (sed strat)

Strata, Beds, Bedding Planes, Cross Stratification and More (sed strat)

Hjulstrom Diagram 5: Flow depth (sed strat)

Hjulstrom Diagram 5: Flow depth (sed strat)

Hjulstrom Diagram 4: Mud-Sized Grains (sed strat)

Hjulstrom Diagram 4: Mud-Sized Grains (sed strat)

Hjulstrom Diagram 3: When a flow speeds up (sed strat)

Hjulstrom Diagram 3: When a flow speeds up (sed strat)

Hjulstrom Diagram 2: When the flow slows down (sed strat)

Hjulstrom Diagram 2: When the flow slows down (sed strat)

Hjulstrom Diagram 1: Grain size and flow speed (sed strat)

Hjulstrom Diagram 1: Grain size and flow speed (sed strat)

Bedload and Suspended Load Transport (sed strat)

Bedload and Suspended Load Transport (sed strat)

Which grains move? (sed strat)

Which grains move? (sed strat)

How grains move (sed strat)

How grains move (sed strat)

The Bernouli Effect (sed strat)

The Bernouli Effect (sed strat)

Measuring grain size on a computer screen for GEL 109L Lab 1 (sed strat)

Measuring grain size on a computer screen for GEL 109L Lab 1 (sed strat)

Laminar Flow Example - Ice (sed strat)

Laminar Flow Example - Ice (sed strat)

Reynolds Number for water, ice, and air (sed strat)

Reynolds Number for water, ice, and air (sed strat)

Wave Ripples Crest Geometry (sed strat)

Wave Ripples Crest Geometry (sed strat)

Interference ripples (sed strat)

Interference ripples (sed strat)

Underwater in the breaker zone - small waves in the Bahamas (sed strat)

Underwater in the breaker zone - small waves in the Bahamas (sed strat)

Bed Shear Stress (sed strat)

Bed Shear Stress (sed strat)

Bed Roughness (sed strat)

Bed Roughness (sed strat)

Boundary Layer Thickness (sed strat)

Boundary Layer Thickness (sed strat)

Boundary Layer (sed strat)

Boundary Layer (sed strat)

Reynolds Number (sed strat)

Reynolds Number (sed strat)

Laminar and Turbulent Flows (sed strat)

Laminar and Turbulent Flows (sed strat)

Sediment Transport Intro (sed strat)

Sediment Transport Intro (sed strat)

Tablet Demo

Tablet Demo

Walther's Law (sed strat)

Walther's Law (sed strat)

Time in Sedimentary Rocks (sed strat)

Time in Sedimentary Rocks (sed strat)

Original Horizontality and Superposition (sed strat)

Original Horizontality and Superposition (sed strat)

Principle of Uniformitarianism (sed strat)

Principle of Uniformitarianism (sed strat)

Importance of sedimentary rocks (sed strat)

Importance of sedimentary rocks (sed strat)

Welcome to Sed:Strat (from spring 2020) (sed strat)

Welcome to Sed:Strat (from spring 2020) (sed strat)

The Vortex - Introduction

The Vortex - Introduction

Dream Vortex Djerassi Draft 1

Dream Vortex Djerassi Draft 1

I Know Why The Caged Bird Sings

I Know Why The Caged Bird Sings

Scarecrow Rover Driving in the Mars Yard

Scarecrow Rover Driving in the Mars Yard

Black Men and a Middle-Aged White Woman

Black Men and a Middle-Aged White Woman

Remote Collaborative Science - exploring a stromatolite

Remote Collaborative Science - exploring a stromatolite

Antarctica Vlog 2 - Nov 22, 2011

Antarctica Vlog 2 - Nov 22, 2011

Antarctica Vlog 1 - Lake Untersee Nov 22, 2011

Antarctica Vlog 1 - Lake Untersee Nov 22, 2011

Images of Antarctica

Images of Antarctica

Wind Storm at Lake Untersee, Antarctica (sed strat)

Wind Storm at Lake Untersee, Antarctica (sed strat)

Mapping Layers in Gale Crater for MSL

Mapping Layers in Gale Crater for MSL

Braided Rivers (sed strat)

Braided Rivers (sed strat)

Atmospheric Science Balloon

Atmospheric Science Balloon

Hilary in a Virtual Icosahedron

Hilary in a Virtual Icosahedron

Laban in the KeckCAVES

Laban in the KeckCAVES

Lisa Hooking A Load

Lisa Hooking A Load

Talus and the Doorknob

Talus and the Doorknob

Carbonate Mineral Precipitation (sed strat)

Carbonate Mineral Precipitation (sed strat)

Carbonate Chemistry (sed strat)

Carbonate Chemistry (sed strat)

Slipface Dynamics

Slipface Dynamics

Screen Capture of 3D Microbialites

Screen Capture of 3D Microbialites

Sediment Source or Provenance (sed strat)

Sediment Source or Provenance (sed strat)

Distribution of Time in Rock & Sedimentation Rates (sed strat)

Distribution of Time in Rock & Sedimentation Rates (sed strat)

Trough Cross Stratification/Lamination (sed strat)

Trough Cross Stratification/Lamination (sed strat)

Cross Stratification/Lamination Geometry (sed strat)

Cross Stratification/Lamination Geometry (sed strat)

Suspension and Bedload Sediment Transport (sed strat)

Suspension and Bedload Sediment Transport (sed strat)

The Boundary Layer & Laminar Sublayer (sed strat)

The Boundary Layer & Laminar Sublayer (sed strat)

Time in Sedimentary Rocks (sed strat)

Time in Sedimentary Rocks (sed strat)

Dasher Poem

Dasher Poem

Happy Birthday, Eldridge!

Happy Birthday, Eldridge!

Wind in WA

Wind in WA

Exxothermia at the Fire Arts Festival, The Crucible 2008

Exxothermia at the Fire Arts Festival, The Crucible 2008

Incursion

Incursion

Talus and Popcorn

Talus and Popcorn

Teaching with YouTube

Teaching with YouTube

Why I use YouTube for teaching.

Why I use YouTube for teaching.

Moksha

Moksha

Fun with Isosurfaces and Volumes

Fun with Isosurfaces and Volumes

VR Science @ Keck CAVES

VR Science @ Keck CAVES

To me, dance is...

To me, dance is...

She's Such A Geek!

She's Such A Geek!

Deltas

Deltas

Tidal Processes

Tidal Processes

Waves and Storms

Waves and Storms

Meandering Rivers

Meandering Rivers

Chrono and Lithostratigraphy

Chrono and Lithostratigraphy

Sedimentary Facies

Sedimentary Facies

Turbidites

Turbidites

Sediment Transport

Sediment Transport

Ripple Cross Lamination

Ripple Cross Lamination

Turbulence and Boundary Layers

Turbulence and Boundary Layers

Walther's Law

Walther's Law

Uniformitarianism, Horizontality and Time

Uniformitarianism, Horizontality and Time