Nick Hawkins / Sugar kelp (Sacchinaria latissima) off Nova Scotia, Canada. September

Franco Banfi / Sugar kelp (Saccharina latissima) and Sea anemones (Actiniaria) on rock near iceberg. Tasiilaq, East Greenland. April.

Franco Banfi / Sugar kelp (Saccharina latissima) near iceberg, view upwards to gap in sea ice. Tasiilaq, East Greenland. April.

Chien Lee / Sugar Glider (Petaurus breviceps) feeding on Acacia (Acacia sp) tree sap at night, Wasur National Park, Papua, Indonesia

Ernie Janes / Sugar beet crop in August wilting in summer drought, Norfolk, August 2013.

Ernie Janes / Field Poppies Pavaver rhoea and Sugar beet crop in Norfolk Field UK July

Juergen Freund / Sugar Glider (Petaurus breviceps) feeding on sap from a tree trunk. Atherton Tablelands, Queensland, Australia

Chris Gomersall / 2020VISION / Flock of Pink-footed geese (Anser brachyrhynchus) feeding on sugar beet tops in a field, Norfolk, England, UK, December

Chris Gomersall / 2020VISION / A flock of Pink-footed geese (Anser brachyrhynchus) taking flight from a sugar beet field in Norfolk, England, UK, November

Luiz Claudio Marigo / Aterro do Flamengo, a park designed by Roberto Burle Marx, with Rio de Janeiro city and the Sugar Loaf mountain in the background, Rio de Janeiro State, Brazil, May 2011

Jerry Monkman / Man stoking the fire in the sap evaporator of the sugar house at Sugarbush Farm in Woodstock, Vermont, USA, April 2008.

Jack Dykinga / Blue Hen Falls with Sugar Maples (Acer saccharum) and American Beech trees (Fagus grandifolia), Cuyahoga Valley National Park, Ohio