Webinar instructions will be emailed before the date of the webinar.

Please log into the webinar 15 – 30 minutes before start time.

Log into Webinar
8:00 – 8:30 am CST
Morning Session
8:30 am – 12:00 pm CST
12:00 – 12:30 pm CST
Afternoon Session
12:30 – 4:00 pm CST


Application of Green Infrastructure Stormwater Management Techniques
Environmental, ecological and societal impacts of stormwater runoff                S.J. Souza
Improper stormwater management
The increasing scale of these impacts due to climate change
The role of landscape architects in promoting green infrastructure stormwater
management techniques
Integrating such techniques in landscape designs

Alternative Approaches to Traditional SWM: Working with Wetlands,
Floodplain Connectivity, and Stream Restoration                        M. Paist-Goldman

Green infrastructure
More than just basins and swales
Theory and case-studies of environmental and ecological restoration projects
Uplift to ecosystem services while also managing stormwater runoff
and its inherent impacts
Proper analysis and design how to avoid problems
Understanding and properly applying restoration focused green infrastructure
Ecological restoration BMPs

Converting Lawn for Stormwater Management                     R . Gladfelter
and Enhancing Ecological Functions
• Soil compaction
• Poor root penetration
• Inadequate nutrient
• Pollutant attenuation
Suburban settings
• Alternative lawn cover and better soil management
can be used to lessen such problems
Examples of how lawn-related stormwater impacts can be mitigated
Attractive alternative cover
The role of the landscape architect in working with engineers and property owners

Stormwater Best Management Practices (BMPs) and Planting Design            J. Otto
Typical engineered stormwater management practices
• Highly utilitarian and lacking habitat enhancement and aesthetic elements
• “Green infrastructure” BMPs that lack the insight of a landscape architect
Examples of how a well-planned and executed planting design
• Aesthetic potential of a green infrastructure stormwater BMP
• Function to manage stormwater while being horticulturally diverse,
legible and beautifully designed

Green Roof Design Essentials                     A. Pirie
Excellent means of managing stormwater runoff
Related stormwater impacts in highly urbanized setting
What goes into the design of a green roof and the types of green roof techniques
Basics of design and application
Various examples of green roof applications that have been constructed nationwide

Using Biochar for Enhancement Of Infiltration in Compacted Urban Soil
The effective removal of dissolved pollutants                                                      D. Akpinar
• Nutrients
• Petrochemicals
• Heavy metals
Concept of biochar supplementation
Types of biochar
Benefits of using biochar
It is used in green infrastructure stormwater management practices
Real-world application of biochar
Data demonstrating its pollutant removal benefits

Green Infrastructure in Action: Readington Township
and the Rain Garden Series in Hillcrest Park                                       J. Szczepanski 
The design and construction of green infrastructure BMPs implemented
in Readington Township, New Jersey
Funding provided through a USEPA/NJDEP 319(h) grant
Review of green infrastructure projects that included the renovation
Existing conventional detention basin as well as the construction of
series of linked “small footprint” BMPs
Engagement of the community in the design process
Using the combined skill sets of engineers, hydrologists, ecologists and
landscape architects to properly design and build each BMP

Bioretention Stormwater Best Management Practices                      S.J. Souza
from Rain Gardens to Regional Basins
Bioretention green infrastructure BMPs
Utilize a combination of specialized soils and the correct palette of woody
and herbaceous plants to passively treat runoff
Green infrastructure
Inherent aesthetic and habitat enhancement attributes and their ability to be successfully
implemented in urban, suburban and rural settings
Proper design of bioretention BMPs


 Webinar Instructions

Each webinar session earns continuing education credit and can be registered for individually. All attendees must log-on through their own email – attendees may not watch together if they wish to earn continuing education credit. HalfMoon Education Inc. must be able to prove attendance if either the attendee or HalfMoon Education Inc. is audited.

Certificates of completion can be downloaded in PDF form upon passing a short quiz. A link to the quiz will be sent to each qualifying attendee immediately after the webinar. The certificate can be downloaded from the Results page of the quiz upon scoring 80% or higher.

Webinars are presented via GoToWebinar, an easy-to-use application that can be run on most systems and tablets. Instructions and login information will be provided in an email sent close to the date of the webinar. It is highly recommended that you download, install and test the application before the webinar begins by clicking on the link in the email.

GoToWebinar App requirements:
Windows 7 – 10 or Mac OSX Mavericks (10.9) – macOS Catalina (10.15)

Web Browser:
The two most recent version of the following browsers:
Google Chrome, Mozilla Firefox, Apple Safari, Microsoft Edge
Internet Explorer v11 (or later) with Flash enabled

Internet connection:
 Minimum of 1Mbps       Hardware: 2GB RAM or more

For more information, visit the Support section at


Landscape Architects    
6.5 HSW CE Hours (NJ Pending)


Continuing Education Credit Information
This webinar is open to the public and offers 6.5 HSW continuing education hours to landscape architects licensed in most states. Course approval is currently pending for landscape architects in New Jersey.

The Landscape Architecture Continuing Education System has approved this course for 6.5 HSW PDHs. Only full participation is reportable to LA CES.

HalfMoon Education is deemed an approved continuing education sponsor for New York landscape architects via its registration with the Landscape Architecture Continuing Education System (Regulations of the Commissioner §79-1.5(i)(2)).

LA CES-approved activities having the HSW designation are considered approved activities by the North Carolina Board of Landscape Architects and do not require further review.

Completion certificates will be awarded to participants who complete this event, respond to prompts, and earn a passing score (80%) on the quiz that follows the presentation (multiple attempts allowed).


Derya Akpinar Ph.D. (c)

Ms. Akpinar received a double bachelor’s degree in Environmental Engineering and Chemical Engineering from the Ataturk University, Turkey. She received her master’s degree in Environmental Engineering from Ataturk University with three years of teaching assistant experience. Ms. Akpinar is now a Ph.D. (c). student in Water Resource Engineering at the University of Delaware. Her research focuses on understanding biochar’s impact on plant growth, nutrient removal and hydrology in bioretention systems and the mechanisms by which biochar enhances soil aggregation, compaction and stormwater infiltration when amended to the soil.

Robert Gladfelter

Robert Gladfelter Landscape Designer with Refugia Design/Build
Refugia is a mission-based design and install firm that uses best sustainable practices to design native gardens that inspire and improve local ecology. Mr. Gladfelter comes to Refugia with 20+ years of experience in the landscape trade. Mr. Gladfelter also teaches when called upon at Temple University and is an acting member of his Borough’s Environmental Advisory Committee. Mr. Gladfelter graduated with a BS degree in Landscape Architecture from Temple University in 2018  and has nearly completed all his tests for  his LA license.  

Jenna Otto RLA. ASLA

Landscape architect at Donald Pell Gardens, Philadelphia PA
Ms. Otto received her bachelor’s degree from West Chester University and her master’s degree from Temple University. Her expertise includes the design of outdoor spaces, working in collaboration with team architects, civil engineers and interior designers. Ms. Otto’s work includes planting plans, hardscape plans, grading plans and lighting plans for a variety of commercial and public projects. Her project experience also extends into land development and zoning requirements, and the preparation of all levels of design documentation including schematic design, design development and construction documents. Ms. Otto’s professional background includes serving as a horticultural assistant at the famed Longwood Gardens.

Mary Paist-Goldman

Principal and Owner of Rippled Waters Engineering, LLC based in New Jersey
Mary Paist-Goldman has more than 20 years of experience in water resource engineering with a particular focus in stream and wetland restoration and mitigation design. She is the principal and owner of Rippled Waters Engineering, LLC based in New Jersey. Her firm specializes in water resources engineering services for a variety of projects. Prior to starting Rippled Waters in 2018, she served for many years as principal engineer and director of Engineering Services of a Mid-Atlantic regional natural resources firm. She is an experienced modeler and has worked extensively on design and analysis using a variety of hydrologic and hydraulic programs including HEC-HMS, HEC-RAS, and HydroCAD. Applications for her hydraulic modeling expertise include wetland restoration and mitigation; stream restoration; bridge repair and replacement; and dam repair, replacement, and removal. Specifically related to riverine systems, Ms. Paist-Goldman has extensive expertise with stream restoration, large woody debris, natural channel design and bioengineering stabilization techniques. Ms. Paist-Goldman has designed restoration projects of all sizes ranging from a few hundred feet to several miles of stream. These projects are planned for use as mitigation banks or serve as mitigation for development onsite. Working closely with restoration ecologists and landscape architects, Ms. Paist-Goldman has designed a variety of stream and wetland habitats including creation, enhancement, restoration, and preservation with a focus on sustainability and regulatory compliance.


Andrew Pirie

Registered Landscape Architect
Mr. Pirie received his BS degree from Amherst College and his MS degree in Landscape Architecture and Regional Planning from the University of Pennsylvania (Penn). He is employed as a senior landscape architect at Langan Engineering, working in the greater Philadelphia area. Mr. Pirie has ten years of experience practicing as a landscape architect. He has worked throughout the New England and Mid-Atlantic regions. Mr. Pirie’s project background includes design of urban plazas and streetscape, university campus workspaces and parks. He has special expertise in green roofs and the design of landscape over structures. Mr. Pirie’s project experience extends into urban planning, urban design and sustainable design.

Dr. Stephen J. Souza

Owner of Clean Waters Consulting, LLC in New Jersey

Dr. Stephen J. Souza has over 35 years of professional expertise in the management and restoration of water resources. This includes the design and application of a wide array of green infrastructure stormwater management techniques. Dr. Souza received his B.S. from the University of Massachusetts-Dartmouth (1974), his M.S. from Rutgers University (1976), and his Ph.D. from the University of Connecticut (1981). He is the founding partner of Princeton Hydro, serving as the company’s president until his retirement in 2018. Dr. Souza is an instructor and course coordinator for the Rutgers NJAES Office of Continuing Professional Education as well as for Continuing Professional Education Services, LLC. He is also an Adjunct Professor at Temple University (Department of Landscape and Horticulture – Tyler School of Art and Agriculture). 

Dr. John “Jack” Szczepanski

Senior Aquatic Ecologist; Senior Project Manager with Princeton Hydro
Dr. Szczepanski has taken part in many critical reviews in opposition of planned residential and industrial development, as well as serving as environmental expert on several municipal planning boards in support of development application reviews for stormwater and environmental compliance. He has been asked to review Piping Plover and Seabeach Amaranth Conservation Measure monitoring design and develop a native/invasive species inventory to support an invasive species barrier design to be implemented in the Lake Champlain Canal (between Locks C8-C9), both projects ultimately for the Army Corps of Engineers. Dr. Szczepanski has compiled and analyzed biological, geomorphic and water quality data from the Aquetong Spring stream in Solebury Township, Pennsylvania.