Genes in action; GLONASS; CubeSail to clear space junk; warm sun paradox; earthquake toads
3/3 Sue Broom looks at the future of farming in the worlds' cities.
Google China; Theremin orchestra; TubeRadio; Tagging sharks
2/3 Could new types of maize solve food shortages in Africa? Sue Broom investigates.
Mike wonders what the green revolution is. We hear about eco tech, scavengers and avocados
New hominid id'd; Tortoises; Flood warning in Mozambique; Biblical proportion sized meals
Tom Robinson and internet music; Brian Eno's 77 Million Paintings; CitySounds.fm
1/3 In this week's Discovery Sue Broom investigates the science behind tuna aquaculture.
Mike considers intensive farming, hears ghoulish tales on the river and reads eco fiction
Jupiter's Red Spot; Incas & climate change; an underwater glue; Evolution & cat language