BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Environmental Defenders of McHenry County - ECPv6.15.17//NONSGML v1.0//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-ORIGINAL-URL:https://mcdef.org
X-WR-CALDESC:Events for Environmental Defenders of McHenry County
REFRESH-INTERVAL;VALUE=DURATION:PT1H
X-Robots-Tag:noindex
X-PUBLISHED-TTL:PT1H
BEGIN:VTIMEZONE
TZID:America/Chicago
BEGIN:DAYLIGHT
TZOFFSETFROM:-0600
TZOFFSETTO:-0500
TZNAME:CDT
DTSTART:20210314T080000
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:-0500
TZOFFSETTO:-0600
TZNAME:CST
DTSTART:20211107T070000
END:STANDARD
BEGIN:DAYLIGHT
TZOFFSETFROM:-0600
TZOFFSETTO:-0500
TZNAME:CDT
DTSTART:20220313T080000
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:-0500
TZOFFSETTO:-0600
TZNAME:CST
DTSTART:20221106T070000
END:STANDARD
BEGIN:DAYLIGHT
TZOFFSETFROM:-0600
TZOFFSETTO:-0500
TZNAME:CDT
DTSTART:20230312T080000
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:-0500
TZOFFSETTO:-0600
TZNAME:CST
DTSTART:20231105T070000
END:STANDARD
BEGIN:DAYLIGHT
TZOFFSETFROM:-0600
TZOFFSETTO:-0500
TZNAME:CDT
DTSTART:20240310T080000
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:-0500
TZOFFSETTO:-0600
TZNAME:CST
DTSTART:20241103T070000
END:STANDARD
BEGIN:DAYLIGHT
TZOFFSETFROM:-0600
TZOFFSETTO:-0500
TZNAME:CDT
DTSTART:20250309T080000
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:-0500
TZOFFSETTO:-0600
TZNAME:CST
DTSTART:20251102T070000
END:STANDARD
BEGIN:DAYLIGHT
TZOFFSETFROM:-0600
TZOFFSETTO:-0500
TZNAME:CDT
DTSTART:20260308T080000
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:-0500
TZOFFSETTO:-0600
TZNAME:CST
DTSTART:20261101T070000
END:STANDARD
BEGIN:DAYLIGHT
TZOFFSETFROM:-0600
TZOFFSETTO:-0500
TZNAME:CDT
DTSTART:20270314T080000
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:-0500
TZOFFSETTO:-0600
TZNAME:CST
DTSTART:20271107T070000
END:STANDARD
END:VTIMEZONE
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
TZNAME:UTC
DTSTART:20210101T000000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
DTSTART;TZID=America/Chicago:20260426T090000
DTEND;TZID=America/Chicago:20260426T110000
DTSTAMP:20260603T010046
CREATED:20220208T200838Z
LAST-MODIFIED:20251114T225442Z
UID:4005-1777194000-1777201200@mcdef.org
SUMMARY:Sterne’s Fen Restoration Workday
DESCRIPTION:THE GROUP\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nWe meet once a month at Sterne’s outdoor pavilion\, 5617 Hillside Dr. from 9-11AM.  Volunteers have a chance to learn about restoration ecology and what makes Sterne’s Fen special.  Please bring a water bottle and a pair of work gloves.  The park district will supply loppers and bow saws.  Invasives like honeysuckle and buckthorn are crowding out the native fen species.  The brush also prevents the use of controlled burns on the fen. Email Brice Alt\, volunteer site steward\, to receive a monthly workday reminder: bricemaieralt@hotmail.com. \n \nTHE PARK \nSterne’s Woods & Fen became an Illinois State Nature Preserve in 1994 to preserve and protect its unique ecology.  A fen is a rare type of wetland in which cold groundwater that is high in calcium and magnesium seeps to the surface.  The unique water chemistry supports plants that grow nowhere else.  Sterne’s Fen is home to at least 10 rare or endangered plant species.  The surrounding parkland acts as a buffer to the fen and includes prairie\, oak savanna\, and flatwood ecosystems.  Every one of those ecosystems can benefit from the efforts of volunteers.  Join us once a month and learn about them! \n \nTHANK YOU \nMuch thanks to the local groups who have volunteered with us at Sterne’s:  the MUDD trail running club\, the Silver and Sleepy Hollow Creeks Watershed Coalition\, the Environmental Defenders of McHenry County\, the BREAK\, Jacobs High School Interact\, Crystal Lake South Elementary\, Girl Scout Troop 888\, Cub Scout Pack 156\, and Boy Scout Troops 158 and 368.  We can accommodate community groups!  Just give us a heads-up of how many volunteers to expect. \nNEWS \nA video about Sterne’s Fen: https://youtu.be/DMVPl80PDQ0 \nPark district updates:  https://www.crystallakeparks.org/project-updates#SternesFen\nWho was Ted Sterne?  The Crystal Lake Historical Society article: https://www.dropbox.com/s/h61unofnnnx06kg/Ted%20Sterne%20.pdf?dl=0\nECOLOGIC RESTORATION \nBy volunteering at a Sterne’s workday you’re helping with the ecologic restoration of an exceedingly rare type of habitat. \nTo learn more about restoration ecology\, here’s a quick video: https://youtu.be/VNwQ6cRMTKI \nSterne’s Fen has a management plan: https://www.dropbox.com/s/9ekp2nfniddn1d6/1989%20management%20plan.pdf?dl=0
URL:https://mcdef.org/event/sternes-fen-restoration-workday/2026-04-26/
LOCATION:Sternes Woods Park\, 5617 Hillside Rd\, Crystal Lake\, IL\, 60014
CATEGORIES:Work Days and Clean-ups
ATTACH;FMTTYPE=image/jpeg:https://mcdef.org/wp-content/uploads/2022/02/Group-Garlic-Mustard-Pull_1x1-scaled.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Chicago:20250824T090000
DTEND;TZID=America/Chicago:20250824T110000
DTSTAMP:20260603T010046
CREATED:20250818T164848Z
LAST-MODIFIED:20250818T165118Z
UID:4555-1756026000-1756033200@mcdef.org
SUMMARY:Sterne’s Fen Restoration Workday
DESCRIPTION:THE GROUP\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nWe meet once a month at Sterne’s outdoor pavilion\, 5617 Hillside Dr. from 9-11AM.  Volunteers have a chance to learn about restoration ecology and what makes Sterne’s Fen special.  Please bring a water bottle and a pair of work gloves.  The park district will supply loppers and bow saws.  Invasives like honeysuckle and buckthorn are crowding out the native fen species.  The brush also prevents the use of controlled burns on the fen. Email Brice Alt\, volunteer site steward\, to receive a monthly workday reminder: bricemaieralt@hotmail.com. \n \nTHE PARK \nSterne’s Woods & Fen became an Illinois State Nature Preserve in 1994 to preserve and protect its unique ecology.  A fen is a rare type of wetland in which cold groundwater that is high in calcium and magnesium seeps to the surface.  The unique water chemistry supports plants that grow nowhere else.  Sterne’s Fen is home to at least 10 rare or endangered plant species.  The surrounding parkland acts as a buffer to the fen and includes prairie\, oak savanna\, and flatwood ecosystems.  Every one of those ecosystems can benefit from the efforts of volunteers.  Join us once a month and learn about them! \n \nTHANK YOU \nMuch thanks to the local groups who have volunteered with us at Sterne’s:  the MUDD trail running club\, the Silver and Sleepy Hollow Creeks Watershed Coalition\, the Environmental Defenders of McHenry County\, the BREAK\, Jacobs High School Interact\, Crystal Lake South Elementary\, Girl Scout Troop 888\, Cub Scout Pack 156\, and Boy Scout Troops 158 and 368.  We can accommodate community groups!  Just give us a heads-up of how many volunteers to expect. \nNEWS \nA video about Sterne’s Fen: https://youtu.be/DMVPl80PDQ0 \nPark district updates:  https://www.crystallakeparks.org/project-updates#SternesFen\nWho was Ted Sterne?  The Crystal Lake Historical Society article: https://www.dropbox.com/s/h61unofnnnx06kg/Ted%20Sterne%20.pdf?dl=0\nECOLOGIC RESTORATION \nBy volunteering at a Sterne’s workday you’re helping with the ecologic restoration of an exceedingly rare type of habitat. \nTo learn more about restoration ecology\, here’s a quick video: https://youtu.be/VNwQ6cRMTKI \nSterne’s Fen has a management plan: https://www.dropbox.com/s/9ekp2nfniddn1d6/1989%20management%20plan.pdf?dl=0
URL:https://mcdef.org/event/sternes-fen-restoration-workday-4/2025-08-24/
LOCATION:Sternes Woods Park\, 5617 Hillside Rd\, Crystal Lake\, IL\, 60014
CATEGORIES:Work Days and Clean-ups
ATTACH;FMTTYPE=image/jpeg:https://mcdef.org/wp-content/uploads/2025/08/Group-Garlic-Mustard-Pull-scaled.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Chicago:20250622T090000
DTEND;TZID=America/Chicago:20250622T110000
DTSTAMP:20260603T010046
CREATED:20250509T201259Z
LAST-MODIFIED:20250509T201311Z
UID:4553-1750582800-1750590000@mcdef.org
SUMMARY:Sterne’s Fen Restoration Workday
DESCRIPTION:THE GROUP\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nWe meet once a month at Sterne’s outdoor pavilion\, 5617 Hillside Dr. from 9-11AM.  Volunteers have a chance to learn about restoration ecology and what makes Sterne’s Fen special.  Please bring a water bottle and a pair of work gloves.  The park district will supply loppers and bow saws.  Invasives like honeysuckle and buckthorn are crowding out the native fen species.  The brush also prevents the use of controlled burns on the fen. Email Brice Alt\, volunteer site steward\, to receive a monthly workday reminder: bricemaieralt@hotmail.com. \n \nTHE PARK \nSterne’s Woods & Fen became an Illinois State Nature Preserve in 1994 to preserve and protect its unique ecology.  A fen is a rare type of wetland in which cold groundwater that is high in calcium and magnesium seeps to the surface.  The unique water chemistry supports plants that grow nowhere else.  Sterne’s Fen is home to at least 10 rare or endangered plant species.  The surrounding parkland acts as a buffer to the fen and includes prairie\, oak savanna\, and flatwood ecosystems.  Every one of those ecosystems can benefit from the efforts of volunteers.  Join us once a month and learn about them! \n \nTHANK YOU \nMuch thanks to the local groups who have volunteered with us at Sterne’s:  the MUDD trail running club\, the Silver and Sleepy Hollow Creeks Watershed Coalition\, the Environmental Defenders of McHenry County\, the BREAK\, Jacobs High School Interact\, Crystal Lake South Elementary\, Girl Scout Troop 888\, Cub Scout Pack 156\, and Boy Scout Troops 158 and 368.  We can accommodate community groups!  Just give us a heads-up of how many volunteers to expect. \nNEWS \nA video about Sterne’s Fen: https://youtu.be/DMVPl80PDQ0 \nPark district updates:  https://www.crystallakeparks.org/project-updates#SternesFen\nWho was Ted Sterne?  The Crystal Lake Historical Society article: https://www.dropbox.com/s/h61unofnnnx06kg/Ted%20Sterne%20.pdf?dl=0\nECOLOGIC RESTORATION \nBy volunteering at a Sterne’s workday you’re helping with the ecologic restoration of an exceedingly rare type of habitat. \nTo learn more about restoration ecology\, here’s a quick video: https://youtu.be/VNwQ6cRMTKI \nSterne’s Fen has a management plan: https://www.dropbox.com/s/9ekp2nfniddn1d6/1989%20management%20plan.pdf?dl=0
URL:https://mcdef.org/event/sternes-fen-restoration-workday-3/
LOCATION:Sternes Woods Park\, 5617 Hillside Rd\, Crystal Lake\, IL\, 60014
CATEGORIES:Work Days and Clean-ups
ATTACH;FMTTYPE=image/jpeg:https://mcdef.org/wp-content/uploads/2022/02/sterns-woods-workday.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Chicago:20250518T090000
DTEND;TZID=America/Chicago:20250518T110000
DTSTAMP:20260603T010046
CREATED:20250509T200935Z
LAST-MODIFIED:20250509T200935Z
UID:4551-1747558800-1747566000@mcdef.org
SUMMARY:Sterne’s Fen Restoration Workday
DESCRIPTION:THE GROUP\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nWe meet once a month at Sterne’s outdoor pavilion\, 5617 Hillside Dr. from 9-11AM.  Volunteers have a chance to learn about restoration ecology and what makes Sterne’s Fen special.  Please bring a water bottle and a pair of work gloves.  The park district will supply loppers and bow saws.  Invasives like honeysuckle and buckthorn are crowding out the native fen species.  The brush also prevents the use of controlled burns on the fen. Email Brice Alt\, volunteer site steward\, to receive a monthly workday reminder: bricemaieralt@hotmail.com. \n \nTHE PARK \nSterne’s Woods & Fen became an Illinois State Nature Preserve in 1994 to preserve and protect its unique ecology.  A fen is a rare type of wetland in which cold groundwater that is high in calcium and magnesium seeps to the surface.  The unique water chemistry supports plants that grow nowhere else.  Sterne’s Fen is home to at least 10 rare or endangered plant species.  The surrounding parkland acts as a buffer to the fen and includes prairie\, oak savanna\, and flatwood ecosystems.  Every one of those ecosystems can benefit from the efforts of volunteers.  Join us once a month and learn about them! \n \nTHANK YOU \nMuch thanks to the local groups who have volunteered with us at Sterne’s:  the MUDD trail running club\, the Silver and Sleepy Hollow Creeks Watershed Coalition\, the Environmental Defenders of McHenry County\, the BREAK\, Jacobs High School Interact\, Crystal Lake South Elementary\, Girl Scout Troop 888\, Cub Scout Pack 156\, and Boy Scout Troops 158 and 368.  We can accommodate community groups!  Just give us a heads-up of how many volunteers to expect. \nNEWS \nA video about Sterne’s Fen: https://youtu.be/DMVPl80PDQ0 \nPark district updates:  https://www.crystallakeparks.org/project-updates#SternesFen\nWho was Ted Sterne?  The Crystal Lake Historical Society article: https://www.dropbox.com/s/h61unofnnnx06kg/Ted%20Sterne%20.pdf?dl=0\nECOLOGIC RESTORATION \nBy volunteering at a Sterne’s workday you’re helping with the ecologic restoration of an exceedingly rare type of habitat. \nTo learn more about restoration ecology\, here’s a quick video: https://youtu.be/VNwQ6cRMTKI \nSterne’s Fen has a management plan: https://www.dropbox.com/s/9ekp2nfniddn1d6/1989%20management%20plan.pdf?dl=0
URL:https://mcdef.org/event/sternes-fen-restoration-workday-2/
LOCATION:Sternes Woods Park\, 5617 Hillside Rd\, Crystal Lake\, IL\, 60014
CATEGORIES:Work Days and Clean-ups
ATTACH;FMTTYPE=image/jpeg:https://mcdef.org/wp-content/uploads/2022/02/sterns-woods-workday.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Chicago:20240427T090000
DTEND;TZID=America/Chicago:20240427T110000
DTSTAMP:20260603T010046
CREATED:20240416T212453Z
LAST-MODIFIED:20240416T212453Z
UID:3995-1714208400-1714215600@mcdef.org
SUMMARY:Boone Creek Clean-up
DESCRIPTION:The City of McHenry\, Boone-Dutch Creeks Watershed Alliance and the Environmental Defenders of McHenry County invite you to join us for a litter cleanup on Boone Creek. This event will begin at 9 a.m. and we plan to be done by 11 a.m. Volunteers are asked to wear work clothes\, gloves\, and boots and to park in the Public Works parking lot at 1415 Industrial Drive\, McHenry. All necessary equipment and supplies and snacks will be provided. Please bring your own water bottle. If you have any questions about this event\, please contact boonedutch@gmail.com or 815-687-0350. RSVPs are not needed but would be appreciated to the email and phone number listed so we can plan for refreshments and supplies. Invite a friend and come help us make a positive difference in our environment. Enjoy time outdoors!
URL:https://mcdef.org/event/boone-creek-clean-up-2/
LOCATION:McHenry Public Works Department\, 1415 Industrial Dr\, McHenry\, IL\, 60050\, United States
CATEGORIES:Work Days and Clean-ups
ATTACH;FMTTYPE=image/jpeg:https://mcdef.org/wp-content/uploads/2022/05/boone-creek-clean-up-1-e1651691065150.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Chicago:20231028T090000
DTEND;TZID=America/Chicago:20231028T110000
DTSTAMP:20260603T010046
CREATED:20231012T172927Z
LAST-MODIFIED:20231012T172927Z
UID:3760-1698483600-1698490800@mcdef.org
SUMMARY:Make a Difference Day: Triangle Prairie Restoration
DESCRIPTION:Make a Difference Day 2023 \nSaturday\, October 28\, 9 – 11 a.m. \nTriangle Prairie \nCorner of Hwy 14 and Lake Avenue in Woodstock \nMake a Difference Day is celebrated annually in October. If you have ever wondered if your actions can make a difference\, the answer is “Yes”!  We have taken part in this day of service for many years by organizing volunteers to help remove invasives and collect trash at one of the prairies that we manage in order to improve habitat for native plant and animal species. \nOn Saturday\, October 28\, you are invited to “make a difference” by helping with restoration efforts at Triangle Prairie on the corner of Hwy 14 and Lake Avenue in Woodstock as part of the national “Make A Difference Day” celebration.  In addition to cutting resprouts from our workdays last winter\, we’ll also be collecting trash throughout the site.  And if weather conditions permit\, we’ll burn some piles of branches left over from our past workdays.  The event will begin at 9 a.m. and conclude at 11a.m.   \nVolunteers are asked to wear work clothes\, gloves\, and boots.  Please park in the SW corner of the Walmart parking lot and walk down to the prairie   All necessary equipment and snacks will be provided. Please bring your own water.  If you have any questions about this event\, please contact Nancy Schietzelt at buroak92@gmail.com or call the office at 815-338-0393.  Come help us make a positive difference in our environment and enjoy some time outdoors!
URL:https://mcdef.org/event/make-a-difference-day-triangle-prairie-restoration/
LOCATION:Triangle Prairie\, Corner of Hwy 14 and Lake Avenue\, Woodstock
CATEGORIES:Conservation,Outdoor Events,Public Events,Water and Natural Resource Protection,Work Days and Clean-ups
ATTACH;FMTTYPE=image/jpeg:https://mcdef.org/wp-content/uploads/2023/10/Triangle-Prairie-Workday-Winter-2023-e1697131680877.jpeg
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=America/Chicago:20220514T130000
DTEND;TZID=America/Chicago:20220514T150000
DTSTAMP:20260603T010046
CREATED:20220504T190447Z
LAST-MODIFIED:20220504T190447Z
UID:2771-1652533200-1652540400@mcdef.org
SUMMARY:Boone Creek Clean-up
DESCRIPTION:On Saturday\, May 14th\, you are invited by our Water and Natural Resources Protection Action Team and the Boone-Dutch Creeks Watershed Alliance to help clean up the mainstem of Boone Creek that runs through the City of McHenry. This event\, held in collaboration with the City of McHenry and the Fox Waterway Agency\, will begin at 1 pm and conclude at about 3 pm\, or when all the trash has been removed. Volunteers are asked to wear work clothes\, gloves\, and boots and to park in the Public Works parking lot at 1415 Industrial Dr. in McHenry\, located behind the Jewel grocery store. All necessary equipment as well as snacks will be provided. Please bring your own water. If you would like to help or have any questions about this event\, please contact Cindy Skrukrud at cskrukrud@gmail.com. Invite a friend and come help us make a positive difference in our environment and enjoy some time outdoors!
URL:https://mcdef.org/event/boone-creek-clean-up/
LOCATION:McHenry Public Works Department\, 1415 Industrial Dr\, McHenry\, IL\, 60050\, United States
CATEGORIES:Work Days and Clean-ups
ATTACH;FMTTYPE=image/jpeg:https://mcdef.org/wp-content/uploads/2022/05/boone-creek-clean-up-1-e1651691065150.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=UTC:20220219T090000
DTEND;TZID=UTC:20220219T110000
DTSTAMP:20260603T010046
CREATED:20220208T195357Z
LAST-MODIFIED:20220209T175851Z
UID:1164-1645261200-1645268400@mcdef.org
SUMMARY:Triangle Prairie Workday
DESCRIPTION:  \n  \n 
URL:https://mcdef.org/event/triangle-prairie-workday/2022-02-19/
LOCATION:IL
CATEGORIES:Work Days and Clean-ups
ATTACH;FMTTYPE=image/jpeg:https://mcdef.org/wp-content/uploads/2022/02/triangle-prairie.jpg
END:VEVENT
END:VCALENDAR