Option C.5 Estimating Population in 11m 28s from Megan Couser and Bio C.5 Population Ecology in 5 minutes from roxprice:
Population Ecology: The Texas Mosquito Mystery – Crash Course Ecology #2 from Hank Green:
An excellent 8m video on the effects of overfishing: What happened to the Grand Banks cod?
State of the Planet’s Oceans: Decimation of the Atlantic Cod Fishery (4m 12s)
Jeremy Jackson: How we wrecked the ocean (a TED talk in 18m)
No Fish Left Uncounted – Full Episode (27m)
Sustainable Use of Marine Resources (2m 21s)
An animated tutorial from McGraw Hill Education on r & K strategies (which you don’t need to know).
Number of humans on the planet today? – see worldometer.