Garden Plant Conservation Association of Australia
Gardening in a changing world (UK)
Gardening in the Global Greenhouse (UK)
Global Warming—Tracking the Effects of Climate Change on Plants (USA)
Graduate Diploma in Agribusiness – Horticultural Business
Horticulture Australia
Intergovernmental Panel on Climate Change (WMO + UNEP)
International Dendrology Society offers
IPCC Intergovernmental Panel on Climate Change Reports
Longwood Fellows Program (USA) – Applications Open Now