April 3, 1983

Lorne Grieg joins ESSA

Lorne Grieg joins ESSA
February 3, 1982

Cowboys and modellers in Nevada

The Saval Ranch project involved meeting with cowboys and various BLM / university scientists in Elko, Nevada, building a simulation model to help understand the effects of cattle grazing on plants, water, birds and fish. Like many early models, it got complicated really quickly, and […]
April 3, 1981

Raiding the UBC Farm Team

1981 – Mike Jones, Dave Marmorek, Pete McNamee and Tim Webb all join ESSA as full time employees, while concurrently attempting to complete their graduate work at UBC. UBC was really ESSA’s farm team, with superb mentoring from Buzz Holling, Carl Walters, Randall Peterman, Bill […]
March 1, 1981

The birth of conceptual models at ESSA – Beaufort Environmental Monitoring Project (BEMP)

The first of a long line of ESSA projects in the Beaufort Sea as part of the Beaufort Environmental Monitoring Project (BEMP). We used conceptual models, called Impact Hypotheses, to evaluate impacts of oil and gas development. Aboriginal participants found the conceptual models much easier […]
June 1, 1980

Start of ESSA’s Acid Rain Work

1980 – The first of many ESSA acid rain workshops, this one in Ann Arbor Michigan. Dave Marmorek had just come from hiking in the Trinity Alps in CA, and was dressed in a 3-piece suit and wearing bright blue and yellow Adidas running shoes. […]