First 2017 Headwater Hike to be Monday, May 22

Last year’s Hike at the Robert Edmondson Conservation Area enjoyed such impeccable timing, allowing participants to see a million Marsh Marigolds, that we are doing it again – on Monday, May 22. That works well as Monday is both a holiday due to Victoria...

Great Lakes Investments Needed

The OHI is a member of the Great Lakes Protection Act Alliance, which today issued a great blog post at  http://www.cela.ca/blog/2017-04-07/greater-investments-are-needed-protect-great-lakes. Thanks to CELA and EDC for their leadership on this...

Hike on October 16: Walker Woods, Uxbridge

Join the Green Durham Association and the OHI at 10 am Sunday, October 16 for a guided walk and the dedication of a new trail through Walker Woods, which shows hike location and trail information. The Green Durham Association was one of the 20 partners in the 2015...

Hike on October 15, 2016: The Alton Grange, Caledon

Join the OHI and the Alton Grange Association at 10 am Saturday October 15 for a hike through the forest and along the boardwalk of this provincially significant wetland. See Alton Grange for the location and a thorough description of the highly varied...

Slipping into the Anthropocene

Most people seem preoccupied with transitioning into fall: getting back to normal routines while the daylight dwindles. Those of us who obsess about ecology see more ominous shadows. Geologists appear to have reached a consensus that human impacts on Earth are so...

OHI Comments on C A Act Review

The review of the Conservation Authorities Act is proceeding and the OHI has provided further comments. An initial stage of public consultation focused on a concept paper outlining key issues. A second stage of comments closed on Friday, Sept 9, soliciting input on...