ESSM Ecosystem Science & Mgmt (ESSM)

ESSM 102 Introduction to Natural Resources and Ecosystem Management

Credit 1. 1 Lecture Hour.

Introduction to natural resources and ecosystem system approach to wildland management; survey of the field of natural resources and related industries.

ESSM 201 Exploring Ecosystem Science and Management

Credit 1. 1 Lecture Hour.

Exploration of knowledge, skills and abilities required for varied careers within ecosystem science and management; development of a professional portfolio and résumé; exploration of career options through team approach; conduct one service project.

ESSM 203 Forest Trees of North America

Credits 3. 2 Lecture Hours. 2 Lab Hours.

(FORE 1314) Forest Trees of North America. Taxonomy, phylogeny, and identification of the important forest trees of North America and their ecological and social uses and benefits.
Prerequisites: BIOL 101, BIOL 107, BIOL 111 or BIOL 113 and BIOL 123 or equivalent.

ESSM 291 Research

Credits 1 to 4. 1 to 4 Other Hours.

Research conducted under the direction of faculty member in ecosystem science and management. May be repeated 2 times for credit.
Prerequisites: Freshman or sophomore classification and approval of instructor.

ESSM 300 Field Studies in Forest Ecosystems

Credits 3. 1 Lecture Hour. 6 Lab Hours.

Field-oriented focus on forest ecosystem science and management; problem-solve management questions through data collection and team-based research; investigate the relationships between landowner objectives, mensuration, silviculture, ecology, soils, and regeneration-focused harvesting systems; foster the development of student-faculty relationships; enhance professional knowledge and skills.
Prerequisite: Junior or senior classification or approval of instructor.*

ESSM 301 Wildland Watershed Management

Credits 3. 2 Lecture Hours. 2 Lab Hours.

Elements of watershed management and principles and practices of wildland management for protection, maintenance and improvement of water resource values.
Prerequisite: Junior or senior classification or approval of instructor.*

ESSM 302 Wildland Plants of North America

Credits 3. 2 Lecture Hours. 2 Lab Hours.

Familiarization with the distribution and economic value of important wildland plants in Texas and North America and fundamentals of sight identification of these plants; plant collection required.
Prerequisite: Junior or senior classification or approval of instructor.*

ESSM 303 Agrostology

Credits 3. 1 Lecture Hour. 6 Lab Hours.

Classification and identification of grasses based on macro- and micromorphological variations of spikelets; interpretation of spikelet variation and use of diagnostic keys to identify important species of North America; a grass collection required.
Prerequisites: Junior or senior classification or approval of instructor.*

ESSM 304 Rangeland Plant Taxonomy

Credits 4. 2 Lecture Hours. 6 Lab Hours.

Interpretation of plant morphology for keying and identification of important flowering rangeland plants; vegetative and floral characters for important plant families including toxic compounds affecting domestic livestock. Plant collection required.
Prerequisites: Junior or senior classification or approval of instructor.*

ESSM 305 Watershed Analysis and Planning

Credits 3. 3 Lecture Hours.

Provide an integrated framework for watershed planning that addresses the related biophysical, social and economic issues; comprehensive in scope and approach giving students the tools and techniques for developing sound watershed management policy and practice; water issues, problems and regulations for Texas.
Prerequisite: Junior or senior classification.*

ESSM 306 Plant Functional Ecology and Adaptation

Credits 3. 3 Lecture Hours.

Investigation of physiological mechanisms influencing ecological patterns and processes, including plant acclimation and adaptation in contrasting habitats; abiotic controls on species productivity and distribution; underlying genetic and evolutionary mechanisms contributing to the occurrence of specific genotypes and phenotypes in unique environments.
Prerequisites: RENR 205, any BIOL course, junior or senior classification or approval of instructor.

ESSM 307 Forest Protection

Credits 3. 2 Lecture Hours. 3 Lab Hours.

Destructive agents in forestry as related to importance, identification, cause, extent of losses and protective measures.
Prerequisites: RENR 205, AGEC 105 or equivalent, junior or senior classification or approval of instructor.*

ESSM 308 Fundamentals of Environmental Decision-Making

Credits 3. 3 Lecture Hours.

Introduction to environmental issues in natural resources management; fundamental principles and methods for understanding biosocial interdependencies in complex environmental issues; use of computer-aided group decision-making techniques to develop cooperative strategies for resolving local or global environmental issues.
Prerequisite: Junior or senior classification or approval of instructor.*

ESSM 309 Forest Ecology

Credits 3. 3 Lecture Hours.

Life history and general characteristics of trees; structure and function of forest ecosystems; fundamental principles of forest tree physiology and ecology applied to an analysis of tree growth in relation to environmental factors and present day forest management; global changes and forests.
Prerequisite: Junior or senior classification or approval of instructor.*

ESSM 310 Forest Tree Improvement and Regeneration

Credits 3. 3 Lecture Hours.

ESSM 310. Forest Tree Improvement and Regeneration. Genetic improvement or manipulation of forest trees through breeding or transformation; regeneration of forests including reproduction, nursery production, stand establishment, natural regeneration and problems affecting regeneration.
Prerequisites: BIOL 101, BIOL 113 or equivalent; junior or senior classification.

ESSM 311 Biogeochemistry and Global Change

Credits 3. 3 Lecture Hours.

Framework for understanding biogeochemical cycles, their significance at both global and ecosystem levels of organization, and their contemporary relevance to ecosystem science and management.
Prerequisites: RENR 205, RENR 215, any BIOL and/or CHEM course, junior or senior classification or approval of instructor.

ESSM 313 Vegetation Sampling Methods and Designs in Ecosystems

Credits 3. 2 Lecture Hours. 2 Lab Hours.

Basis for vegetation sampling in ecosystems; methods for conducting sampling; selection of sampling unit appropriate for vegetation type; sampling statistics; mean comparisons; regression analysis; sampling design principles; development of sampling plan; presentation and interpretation of sampling data.
Prerequisites: Any MATH course satisfying university core curriculum, junior or senior classification or approval of instructor.

ESSM 314 Principles of Rangeland Management Around the World

Credits 3. 3 Lecture Hours.

Basic knowledge of world rangeland ecosystems, how these systems are managed in diverse cultural settings; principles of underlying ecological processes influenced by various land management practices; foster understanding of the values that people in different countries place on rangeland resources; use of these values to enhance geologically sustainable and socially acceptable rangeland management practices.*
Prerequisite: Junior or senior classification or approval of instructor.

ESSM 315 Rangeland Inventory and Monitoring

Credit 1. 2 Lab Hours.

Theory and methods to inventory rangeland vegetation; sampling design; analysis of inventory data; interpretation of sampling data; preparation of a technical report; presentation of inventory data in text, tables, and graphs using the style of the Rangeland Ecology and Management discipline.
Prerequisites: ESSM 313, junior or senior classification or approval of instructor.*

ESSM 316 Range Ecology

Credits 3. 2 Lecture Hours. 2 Lab Hours.

Organization and distribution of rangeland ecosystems of the world, with emphasis on North America; community dynamics and functions stressed including biotic history, succession, disturbance regimes, competitive interactions, herbivory, energy flow and nutrient cycling; conservation of rangeland resources.
Prerequisites: RENR 205, RENR 215, ESSM 302, ESSM 314, ESSM 315, junior or senior classification or approval of instructor.*

ESSM 317 Vegetation Management

Credits 3. 3 Lecture Hours.

Familiarization with practices that cause changes in rangeland vegetation composition for multiple uses; understanding of criteria for range improvement practices; comparison of expected responses of livestock forage production, watershed parameters and wildlife to vegetation changes following range improvements; systems concept for planning, analysis and implementation of range improvement practices.
Prerequisites: ESSM 314, junior or senior classification or approval of instructor.*

ESSM 318 Coupled Social and Ecological Systems

Credits 3. 3 Lecture Hours.

Resilience-based stewardship of social-ecological systems; ecological concepts of resilience, sustainability, ecosystem services, and vulnerability; investigation of linkages among social and ecological system components; contribution to sustainability and provisioning of ecosystem services; evaluation of multiple knowledge sources as the basis for adaptive ecosystem management.
Prerequisites: RENR 205, AGEC 105 or equivalent, junior or senior classification or approval of instructor.

ESSM 319 Principles of Forestry

Credits 4. 3 Lecture Hours. 3 Lab Hours.

Theory and practice of forestry in controlling forest establishment, composition, structure and growth; principles of natural and artificial regeneration; intermediate cultural operations; silvicultural systems; use and control of fire in forests; principles of sustainable stand management.
Prerequisite: Junior or senior classification or approval of instructor.

ESSM 320 Ecosystem Restoration and Management

Credits 3. 3 Lecture Hours.

A basic conceptual framework for restoration ecology and ecological restoration; major principles of ecology related to practical problems confronting humankind, such as, environmental pollution and degradation, exotic species invasions, land use and management trade-offs and consequences; importance of biological diversity.
Prerequisite: RENR 205, RENR 215 or equivalent, junior or senior classification or approval of instructor.*

ESSM 324 Forest Measurements

Credits 2. 4 Lab Hours.

ESSM 324. Forest Measurements. Measures and measurement of the dimensions and attributes of forested areas including the diameters, heights, volume and biomass of trees within a well-defined area; tools used for forest measurement; the conduct of forest inventories; summary measures and reports of inventory results; remote sensing and related technologies that assist forest measurements.
Prerequisites: ESSM 313 and ESSM 319 or concurrent enrollment; junior or senior classification.

ESSM 351 Geographic Information Systems for Resource Management

Credits 3. 2 Lecture Hours. 2 Lab Hours.

Geographic Information Systems (GIS) approach to solving spatial problems and managing natural resources, including the capture, analysis, manipulation and mapping of spatial and non-spatial databases; identification of natural and cultural features from aerial photography and remote sensing products; integration of GPS technologies; extensive use of GIS software to solve real-world problems.
Prerequisite: Junior or senior classification or approval of instructor.

ESSM 398 Interpretation of Aerial Photographs

Credits 3. 2 Lecture Hours. 3 Lab Hours.

Identification and evaluation of natural and cultural features on aerial photographs; methods for extracting information concerning land use, vegetative cover, surface and structural features, urban/industrial patterns and archaeological sites.
Prerequisite: Junior or senior classification or approval of instructor.

ESSM 404 Changing Natural Resource Policy

Credits 3. 3 Lecture Hours.

ESSM 404. Changing Natural Resource Policy. Process through which environmental policies are changed; study theories of social and political change; teams use theories with their original research on environmental policy problems to create and implement plans for changing environmental policies in their own communities.
Prerequisite: Junior or senior classification or approval of instructor.

ESSM 405 Forest Resource Assessment and Management

Credits 3. 1 Lecture Hour. 4 Lab Hours.

Integration of biophysical, economic and social factors in forest resource analysis, management planning and decision making; applications of interdisciplinary knowledge and multiple-use principles to practical forest management problems.
Prerequisite: Senior classification or approval of instructor.

ESSM 406 Natural Resources Policy

Credits 3. 3 Lecture Hours.

Natural resources and forest policy development in the United States and review of current issues in forest and related natural resource policy.
Prerequisite: Junior or senior classification or approval of instructor.

ESSM 415 Range Analysis and Management Planning

Credits 4. 3 Lecture Hours. 2 Lab Hours.

Basic concepts and theories of range management systems. Resource inventory, analysis and management planning.
Prerequisites: AGEC 105 or ECON 202, ESSM 314, ESSM 317; junior or senior classification or approval of instructor.

ESSM 416 Fire Ecology and Natural Resource Management

Credits 3. 3 Lecture Hours.

Behavior and use of fire in the management of natural resources; principles underlying the role of weather, fuel characteristics and physical features of the environment related to the development and implementation of fire management plans.
Prerequisite: RENR 205 or equivalent, junior or senior classification or approval of instructor.

ESSM 420 Ecological Restoration of Wetland and Riparian Systems

Credits 3. 2 Lecture Hours. 2 Lab Hours.

How wetland and riparian areas link terrestrial and aquatic systems and function hydrologically and ecologically within watersheds; integrated approaches for restoration of degraded wetland and riparian systems; improving water resources through vegetation management with a special interest in rangelands.
Prerequisites: RENR 205, junior or senior classification or approval of instructor.

ESSM 430 Advanced Restoration Ecology

Credits 3. 3 Lecture Hours.

A dynamic discipline relying heavily on the fundamentals of ecology; practice translating and communicating key ecological concepts to advanced case studies in ecological restoration; enhance skills for professional applications.
Prerequisites: RENR 205, ESSM 320, ESSM 420; junior or senior classification.

ESSM 440 Wetland Delineation

Credits 3. 2 Lecture Hours. 2 Lab Hours.

Covers the application of the 1987 Wetland Delineation Manual in use by the Army Corps of Engineers (CORPS); field indicators of hydrophytic vegetation; hydric soils, wetland hydrology, methods for making jurisdictional determinations in non-disturbed and disturbed areas, recognition of problem wetlands and technical guidelines for wetlands.
Prerequisite: Junior or senior classification.*

ESSM 444 Remote Sensing of the Environment

Credits 3. 2 Lecture Hours. 3 Lab Hours.

Principles and techniques necessary for applying remote sensing to diverse issues in studying and mapping land uses and land covers of the terrestrial environment; emphasizes a hands-on learning approach with theoretical foundations and applications in both aerial and satellite remote sensing, using optical and lidar datasets.
Prerequisite: Junior or senior classification or approval of instructor.

ESSM 459 Programming for Spatial Data Applications

Credits 3. 2 Lecture Hours. 3 Lab Hours.

Programming for spatial data applications in general and for natural resources application in particular; basic programming concepts and constructs for the creation and manipulation of spatial data; automating of processes; programming behind spreadsheet and GIS applications.
Prerequisites: ESSM 351 or equivalent, junior or senior classification or approval of instructor.

ESSM 461 Spatial Databases for Data Storage, Manipulation and Analysis

Credits 3. 1 Lecture Hour. 4 Lab Hours.

Relational databases and advanced geodatabase capabilities; types of geodatabases; Structured Query Language including join-types and subqueries; ArcGIS Desktop Advanced.
Prerequisites: ESSM 459; junior or senior classification or approval of instructor.

ESSM 462/GEOG 462 Advanced GIS Analysis for Natural Resource Management

Credits 3. 2 Lecture Hours. 2 Lab Hours.

Advanced topics in Geographic Information Systems (GIS) to solve natural resource problems; manipulation of raster data types; three-dimensional modeling; emphasis on geoprocessing as it relates to applied projects, particularly with habitat suitability models; field and lab use of Global Positioning Systems (GPS); internet-based GIS modeling.
Prerequisites: ESSM 351 or AGSM 461/SPSC 461 or equivalent or approval of instructor; junior or senior classification.
Cross Listing: GEOG 462/ESSM 462.

ESSM 464 Spatial Project Management

Credits 3. 2 Lecture Hours. 2 Lab Hours.

Integration of key components of spatial project management to ensure a successful project implementation using life-cycle methodology and spatial project management; strategy and planning, requirements analysis, design, development, deployment, and operations and maintenance; term project working with real world data to develop and manage a spatial project for practical applications.
Prerequisites: ESSM 351 and ESSM 444, junior or senior classification or approval of instructor.

ESSM 481 Senior Seminar

Credit 1. 1 Lecture Hour.

Completion of professional e-portfolio, résumé and job application; exploration of job search, application, and interview; discipline competency exams; program evaluation.
Prerequisite: Senior classification in ESSM degree program.*

ESSM 484 Internship

Credits 1 to 4. 1 to 4 Other Hours.

Supervised experience program conducted in the student's area of specialization.
Prerequisite: Approval of student's advisor.

ESSM 485 Directed Studies

Credits 1 to 3. 1 to 3 Other Hours.

Individual study and research upon a selected range problem.
Prerequisite: Approval of student's advisor.

ESSM 489 Special Topics in...

Credits 1 to 4. 1 to 4 Lecture Hours. 0 to 4 Lab Hours.

Selected topics in an identified area of rangeland ecology and management. May be repeated for credit.
Prerequisite: Approval of instructor.*

ESSM 491 Research

Credits 1 to 4. 1 to 4 Other Hours.

Research conducted under the direction of faculty member in ecosystem science and management. May be repeated 3 times for credit. Registration in multiple sections of this course is possible within a given semester provided that the per semester credit hour limit is not exceeded.
Prerequisites: Junior or senior classification and approval of instructor.