Announcement of the Qualifying Round
September 7, 2026
The Olympiad is held in two stages: the first (qualifying) stage takes place in the fall, and the second (final) stage takes place in February-March. …
Ecology
Start of the qualifying stage
February 9, 2026
Dear participants!
You are facing the problems of the qualifying round of the Olympiad.
We would be delighted if your friends who are …
Olympics announcement
January 26, 2026
We invite students in grades 8–11 to participate in the International Ecology Olympiad.
Olympiad Stages:
1. Qualifying Round (correspondence): …
Announcement of the qualifying stage
January 26, 2025
Dear participants, we have a new Olympiad in ecology. The Olympiad is held in two stages, the first of which (qualifying) will be held in February, …
