Hillslopes are angular inclinations of terrain between hilltops and valley bottoms, shaped by geological structures, climate, vegetation cover, and denudational processes. They are key geomorphic features in fluvial drainage basins, playing a crucial role in landscape formation and water/sediment tr

6 views • 22 slides

Southwest England's coastal monitoring efforts, including the South West Coastal Monitoring program and lessons learned from the destruction of Hallsands in 1917 due to lack of understanding of coastal processes. The monitoring involves data collection on beach profiles, bathymetry, wave patterns, a

4 views • 15 slides

Alluvial fans are cone-shaped landforms formed by streams carrying sediments from mountains onto plains. They are prominent in arid to semi-arid regions and vary in size from a few meters to over 150 kilometers. The different zones of an alluvial fan, including the fan apex and distal fan, display d

5 views • 9 slides

Diagenesis and lithification are crucial processes that transform loose sediment into solid rock through compaction and cementation. Diagenesis involves various chemical, physical, and biological changes while lithification involves the pressure-induced consolidation of sediment. Compaction removes

0 views • 15 slides

Sediment provenance in geology involves reconstructing the origin of sediments through compositional analyses to determine erosion history and geographical origins. It helps characterize the journey of sediments from source to sink, providing insights into tectonic and paleoclimatic histories. Prove

1 views • 11 slides

This educational material covers the formation and characteristics of Igneous, Sedimentary, and Metamorphic rocks. It includes details on the processes involved, such as heat melting rocks into magma, sediment formation through erosion and deposition, and the differentiation between intrusive and ex

1 views • 16 slides

Discover the textures and structures of sediment and sedimentary rocks, including clastic and crystalline textures, primary and secondary textures, and the effects of compaction. Learn about sediment texture, differences in sedimentary rock texture, and the classification of grain sizes using the We

1 views • 20 slides

Channel modification projects aim to accelerate the recovery of stable, sustainable channel forms in dynamic balance with sediment, large wood, and flow regimes. Successful modifications lead to improved habitat quality, stability, and diversity, benefiting sediment transport and riparian zones. Phy

0 views • 15 slides

Vinavirales is a group of viruses that were previously part of the PM2-like group. The content discusses various species and bacterium within Vinavirales, as well as related groups such as Nucleocytoviricota and Virophages. It explores their presence in marine metagenomes, sediment environments, and

0 views • 7 slides

Updates on MOSART modules including heat, sediment, and lake features presented at the E3SM All-Hands meeting. Development progress, validation results, and ongoing/future work discussed for better water/heat balance coupling in deep water bodies like lakes and reservoirs. Detailed testing and valid

0 views • 9 slides

Sedimentology involves interpreting sediments and rocks in terms of transport and deposition processes, distribution in space and time. Field studies require basic equipment like a notebook, hand lens, compass, clinometer, hammer, and GPS. Palaeocurrent indicators provide evidence of flow direction

0 views • 28 slides

Explore the world of sedimentary rocks through detailed descriptions and images. Learn about the formation process involving sediment deposition, lithification, and the various types of sedimentary rocks such as conglomerate, sandstone, shale, and more. Discover how organic sedimentary rocks like co

0 views • 20 slides

Explore the characteristics of metamorphic rocks through identifying whether they are foliated or nonfoliated and determining their parent rocks. Learn about rocks like gneiss, marble, and slate, and understand concepts such as loose rock grains being called sediment.

1 views • 16 slides

This study aims to detect and attribute climate change impacts on flow and sediment loads in the Nile basin using climate data and hydrological models. The research focuses on historical data and involves evaluating models, completing paper writing, and finishing the detection and attribution analys

0 views • 4 slides

The subbottom seismic profiling and stratigraphy studies reveal the sediment layers in Frame Lake and the impact of urban development on water quality. Glew coring analysis identifies layers of arsenic contamination. Recommendations include dredging to restore the lake's natural state pre-1975. The

0 views • 13 slides

This work explores the morphological and sedimentary characterization of the seabed at Deception Island, Antarctic, through the analysis of multibeam bathymetric data and geological samples. The study identifies ravines, depressions, and volcanic structures as key features, revealing a seabed predom

0 views • 7 slides

EMCOL, led by M. Namik A. Atay, focuses on natural hazards, environmental changes, and earthquake risk assessment. Their research fields include earthquakes, submarine landslides, tsunamis, sea-level changes, climate change, and paleoclimatology. The center conducts fieldwork using various equipment

0 views • 13 slides

Comprehensive information on the importance and implementation of local erosion and sediment control programs, including principles, standards, processes, and certification requirements. Emphasis on the need for local officials and personnel to have the knowledge and authority for effective program

0 views • 45 slides

The guidelines outline restoration efforts including fish passage, spawning gravel cleaning, and placement of instream sediment detention basins. The document lists various anadromous and freshwater fish species found in Washington, highlighting the importance of unimpeded fish passage for their mig

2 views • 35 slides

Bedforms in unidirectional flow exhibit various characteristics such as sediment layer thicknesses, boundary layer dynamics, presence of ripples and dunes, and the interplay between flow velocity and sediment deposition. These bedforms, including ripples and dunes, form due to interactions between t

3 views • 13 slides

Explore the dynamic forces of erosion and deposition in geology, from the constructive and destructive processes to weathering, erosion agents, rates of erosion, sorting of sediment, deposition, and different depositional environments where sediments settle. Delve into how factors like weather, clim

0 views • 12 slides

The Subcommittee on Minnesota Water Policy meeting held on August 20, 2019, covered various important topics such as updates on Minnesota and Mississippi Rivers, long-term sediment data importance, proposed legislative water policy issues for 2020, and stakeholder meeting discussions. Presentations

0 views • 8 slides

Sediment transport equations play a crucial role in predicting sediment capacity under different flow conditions, aiding in various analyses like aggradation, degradation, scour, deposition, and migration. Different formulas cater to varied scenarios, distinguishing between bed load and suspended lo

0 views • 82 slides

This report highlights the measurement of nitrogen, phosphorus, and suspended sediment loads at the Chesapeake Bay Nontidal Network stations, emphasizing trends and analysis conducted by various professionals. It discusses the response to restoration activities and land use changes, aiming to inform

0 views • 25 slides

The Clean Water Fund Competitive Program focuses on stormwater funding strategies and implementation of on-the-ground restoration activities to improve water quality. It prioritizes local resources, targets effectiveness, and measures impact. The program includes non-point priority funding plans, pr

0 views • 10 slides

Sedimentology is the study of modern sediments like sand, mud, and clay, along with the processes involved in their deposition. Sedimentologists use this knowledge to interpret Earth's geologic history through sedimentary rocks and structures. Sediment plays a crucial role in enriching soil with nut

0 views • 27 slides

A detailed overview of the Expert Panel on Diversion Planning and Implementation Meeting including its purpose, composition, authority, and focus on providing technical advice for freshwater and sediment diversion projects, particularly in the Mississippi River and Louisiana restoration efforts. The

0 views • 10 slides

This study focuses on analyzing bottom sediment samples from five major tributaries of the Anacostia River to determine concentrations of contaminants of concern (COCs) and identify possible point sources of pollution. The research aims to establish anthropogenic background concentrations, compare t

0 views • 10 slides

Coastal processes involve a complex interplay of erosion, deposition, and human activities that impact the dynamic equilibrium of coastlines. Energy from tides, waves, wind, and currents shape the land-water interface, while human use of coasts introduces conflicts leading to unstable systems. Sedim

0 views • 44 slides

This sediment model framework integrates major nutrients and key processes in a vertically integrated, zero-dimensional scheme. It is characterized by its conservative and flexible nature, with fewer parameters making adjustments easy. The model includes a scheme for POM remineralization and finds a

0 views • 8 slides

This project, led by the Oregon Watershed Enhancement Board in 2009 and documented by Katie Halvorson, focuses on the replacement of wood structures in Elk Creek to enhance watershed function and habitat complexity for juvenile coho salmon. By addressing the lack of large wood, the initiative aims t

0 views • 20 slides

The Sundarbans, a deltaic region shaped by the Ganges, Brahmaputra, and Meghna rivers, offers a diverse landscape of mudflats, water channels, and mangrove forests. Learn about its physical characteristics, tropical climate with distinct monsoon seasons, and how the delta was formed through sediment

0 views • 27 slides

This content delves into the complexities of multiphase flows in the upstream sector, covering topics such as reservoir management, drilling, subsurface imaging, and reservoir modeling. It explores the challenges of multi-scale phenomena, multi-physics interactions, uncertainty, and inversion in the

0 views • 4 slides

This content explores the influences and types of sediment dispersion systems along the continental margin. Processes affecting sediment supply, depositional environments, and different dispersal systems like Estuarine Accumulations Dominated and Marine Dispersal Dominated are discussed. Walsh and N

0 views • 8 slides

Explore the intricate world of coastal sand dune systems, including the accumulation of windblown sediment, sand movement processes, dune formation stages, morphology classifications, and further categorization of dune types such as bay dunes and offshore island dunes. Learn about the vital role of

0 views • 7 slides

Explore the impact of sedimentation as a nonpoint source of pollution on aquatic ecosystems. Learn how sediment affects plant growth, disrupts the food web, and hinders the energy flow within the ecosystem. Discover why sedimentation is detrimental to life and why it is crucial to address this form

0 views • 22 slides

Understanding catchment hazards for water supplies is crucial for effective management. This report discusses E. coli values, turbidity concerns, fauna impact, and algal blooms. It also suggests measures to address these issues, such as riparian planting, stock management, and sediment control in ag

0 views • 10 slides

The Lake Tahoe Total Maximum Daily Load (TMDL) program aims to restore Lake Tahoe's clarity by addressing pollution sources such as nitrogen, phosphorus, and fine sediment particles. The program involves a science phase, regulatory strategy phase, and implementation phase to reduce pollutant loading

0 views • 27 slides

Climates in India, particularly in the desert areas like Rajasthan, are heavily influenced by the monsoon season, with 32% of the land facing the threat of desertification. The upward eddie wind currents in the region can lift silt and very fine sand up to 4km. Various factors contribute to desertif

0 views • 17 slides

Utilizing multibeam bathymetry and backscatter data, this project focuses on mapping potential benthic substrates in marine environments. The history, procedures, and possible classification schemes are discussed, highlighting the importance of analyzing backscatter data for sediment classification.

0 views • 28 slides