Seasons & Episodes
Season 1
25 episodes 1960Season 2
20 episodes 1962Season 3
25 episodes 1962Season 4
13 episodes 1964Season 5
6 episodes 1965Season 6
17 episodes 1965Season 7
12 episodes 1966Season 8
4 episodes 1967Season 9
14 episodes 1968Season 10
25 episodes 1969Season 11
15 episodes 1970Season 12
15 episodes 1971Season 13
13 episodes 1972Season 14
8 episodes 1973Season 15
10 episodes 1974Season 16
10 episodes 1975Season 17
8 episodes 1976Season 18
8 episodes 1977Season 19
12 episodes 1978Season 20
16 episodes 1979Season 21
20 episodes 1980Season 22
14 episodes 1981Season 23
20 episodes 1982Season 24
21 episodes 1983Season 25
13 episodes 1984Season 26
19 episodes 1985Season 27
18 episodes 1986Season 28
18 episodes 1987Season 29
13 episodes 1988Season 30
23 episodes 1989Season 31
15 episodes 1990Season 32
9 episodes 1991Season 33
16 episodes 1992Season 34
20 episodes 1993Season 35
10 episodes 1994Season 36
13 episodes 1995Season 37
14 episodes 1996Season 38
11 episodes 1998Season 39
14 episodes 1998Season 40
14 episodes 1999Season 41
18 episodes 2000Season 42
16 episodes 2001Season 43
21 episodes 2002Season 44
19 episodes 2003Season 45
19 episodes 2004Season 46
17 episodes 2005Season 47
24 episodes 2007Season 48
17 episodes 2008Season 49
18 episodes 2009Season 50
18 episodes 2010Season 51
18 episodes 2011Season 52
16 episodes 2012Season 53
19 episodes 2013Season 54
21 episodes 2014Season 55
19 episodes 2015Season 56
18 episodes 2016Season 57
16 episodes 2017Season 58
18 episodes 2018Season 59
17 episodes 2019Season 60
14 episodes 2020Season 61
11 episodes 2021Season 62
12 episodes 2023Season 63
14 episodes 2024Season 64
13 episodes 2025Season 65
13 episodes 2025Cast
Anthony Morgan
as Host
David Suzuki
as Host
Donald Ivey
as Host
Patterson Hume
as Host
Sarika Cullis-Suzuki
as Host
