2 Editor's Note
News
5 Science has the power to boost farming in Africa. But a lot has to change.
7 Phosphorus is vital for life on Earth – and we’re running low
16 Draft Resolution on a UN International Year
of Rangelands and Pastoralists, 2020
18 Regulatory implications of breeding techniques examined
20 The Hirola is the world’s rarest antelope. Here’s how it can be saved
23 Monitoring the iconic quiver tree as an indicator of ecosystem integrity
25 Scientists record the sound of intact forest
26 What South African farmers can do to protect endangered grassland birds
28 South Africa gets its first biodiversity tax incentive
29 Report investigates climate change science and technology
31 Communicating climate change: Focus on the framing, not just the facts
44 Fire art in SA promotes healthy grasslands
24
Contents
2
Grassroots
August 2017
Vol. 17, No. 3