We handpick and explain the most important stories at the intersection of climate, land, food and nature over the past fortnight. This is an online version of Carbon Brief’s fortnightly Cropped email newsletter. Subscribe for free here. Key developments Iran war and food systems PLANTING AT RISK: The war in the Middle East “has hit the epicentre of global fertiliser production”, threatening both the spring planting season in the northern hemisphere and winter planting in Australia, according to a comment by the Daily Telegraph’s world economy editor. Ambrose Evans-Pritchard noted that the supply of urea, ammonia and sulphur transported through the Persian Gulf has been “shut off” for nearly a month. The world’s two largest fertiliser producers, China and Russia, have recently reduced fertiliser exports, he added. COMING CRISIS: Fuel costs and food prices are skyrocketing in Asia and Africa as the Iran war unfolds, reported the Financial Times, ahead of the new “two-week ceasefire”. According to the outlet, the impacts “could be even bigger than the crisis triggered by Russia’s 2022 full-scale invasion of Ukraine”. Even regions less directly exposed to the conflict, such as the US, “will feel the effects through higher [food] prices”, the outlet added. CLIMATE FACTORS: New Scientist noted that the severity of the rise in food prices will depend on the length of the conflict and “how hard global warming-fuelled weather extremes” impact crops this year. A separate New Scientist piece pointed out that reducing farming’s dependence on fossil fuels could “prevent this from happening…