{"id":218,"date":"2025-10-02T03:38:45","date_gmt":"2025-10-02T03:38:45","guid":{"rendered":"https:\/\/www.thebrokeronline.eu\/caldwell-ian\/"},"modified":"2025-10-02T03:38:45","modified_gmt":"2025-10-02T03:38:45","slug":"caldwell-ian","status":"publish","type":"page","link":"https:\/\/www.thebrokeronline.eu\/authors\/caldwell-ian\/","title":{"rendered":"Caldwell Ian"},"content":{"rendered":"<section class=\"content column wide left normal content view\" id=\"content\">\n<div class=\"rounded-corner\"><\/div>\n<article class=\"fader\">\n<header class=\"contents\">\n<h1>\n\t\t\t\t\t\t\tIan Caldwell<br \/>\n\t\t\t\t\t<\/h1>\n<\/header>\n<div class=\"article\">\n<div class=\"author_addthis\">\n<div class=\"addthis\">\n\t<!-- AddThis Button BEGIN --><\/p>\n<div class=\"addthis_toolbox addthis_default_style\" addthis:title=\"Caldwell Ian\">\n\t\t<a class=\"addthis_button_facebook_like\" fb:like:layout=\"button_count\"><\/a><br \/>\n\t\t<a class=\"addthis_button_tweet\" tw:via=\"thebrokeronline\"><\/a><br \/>\n\t\t<a class=\"addthis_counter addthis_pill_style\"><\/a>\n\t\t<\/div>\n<p>\t\t<script type=\"text\/javascript\" src=\"https:\/\/www.thebrokeronline.eu\/files\/js\/250\/addthis_widget.js\"><\/script><br \/>\n\t\t<!-- AddThis Button END -->\n<\/div>\n<\/p><\/div>\n<div class=\"body contents\">\n<p class=\"yunu3cvqabft7vifv\"><b>Ian Caldwell<\/b> is research associate of the EcoSanRes programme at the Stockholm Environment Institute (SEI), Stockholm, Sweden. He holds an MSc from the University of Toronto, where his research focused on carbon sequestration capacity enhancement and its economic policy implications at a study site in China.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"children\">\n<div class=\"article\">\n<section class=\"children related\">\n<div class=\"article\">\n<div class=\"wleft\">\n<div class=\"img\">\n<div class=\"heading\"><\/div>\n<p>\t\t\t\t\t<a href=\"https:\/\/www.thebrokeronline.eu\"><img decoding=\"async\" src=\"https:\/\/www.thebrokeronline.eu\/files\/var\/broker\/storage\/images\/magazine\/articles\/peak-phosphorus\/37978-18-eng-gb\/peak-phosphorus_column.jpg\" alt=\"Peak phosphorus \"><\/a>\n\t\t\t\t<\/div>\n<\/p><\/div>\n<div class=\"wright\">\n<header>\n<h3><a href=\"https:\/\/www.thebrokeronline.eu\">Peak phosphorus <\/a><\/h3>\n<h4>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"yunu3cvqabft7vifv\"><br \/>\n\t\t\t\t\t\t\t<a href=\"https:\/\/www.thebrokeronline.eu\/authors\/rosemarin-arno\/\">Arno Rosemarin<\/a>, <a href=\"https:\/\/www.thebrokeronline.eu\/authors\/de-bruijne-gert\/\">Gert  de Bruijne<\/a>, <a href=\"https:\/\/www.thebrokeronline.eu\/authors\/caldwell-ian\/\">Ian Caldwell<\/a>\t\t\t\t\t\t\t<\/span><br \/>\n\t\t\t\t\t\t|<br \/>\n\t\t\t\t\t\t\tAugust 04, 2025<br \/>\n\t\t\t\t\t\t<\/h4>\n<\/header>\n<p class=\"yunu3cvqabft7vifv\">\n\t\t\tPhosphorus, a key component of fertilizers, is crucial for the world\u2019s food supplies. But as reserves of phosphate begin to run out, the impacts are likely to be immense \u2013 in terms of rising food prices, growing food insecurity and widening inequa&#8230;\n\t\t<\/p>\n<div class=\"icons\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.thebrokeronline.eu\/themes\/food-security\/\" title=\"Food Security\"><br \/>\n\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.thebrokeronline.eu\/files\/var\/broker\/storage\/images\/themes\/food-security\/88518-5-eng-gb\/food-security_tiny_icon.png\" alt=\"Food Security\"\/><br \/>\n\t\t\t\t<\/a><br \/>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.thebrokeronline.eu\/themes\/inclusive-economy\/\" title=\"Inclusive Economy\"><br \/>\n\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.thebrokeronline.eu\/files\/var\/broker\/storage\/images\/themes\/inclusive-economy\/88460-6-eng-gb\/inclusive-economy_tiny_icon.png\" alt=\"Inclusive Economy\"\/><br \/>\n\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t<\/div>\n<p>\t\t<a class=\"more\" href=\"https:\/\/www.thebrokeronline.eu\">read more<\/a>\n\t<\/div>\n<div class=\"clear\"><\/div>\n<\/div>\n<\/section><\/div>\n<\/p><\/div>\n<div class=\"navigator\">\n\t\t<\/div>\n<\/article>\n<div class=\"clear\"><\/div>\n<\/section>\n<div class=\"clear\"><\/div>\n","protected":false,"raw":""},"excerpt":{"rendered":"<p>Ian Caldwell Ian Caldwell is research associate of the [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"template_4.php","meta":{"footnotes":""},"class_list":["post-218","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Caldwell Ian \/ Authors - The Broker<\/title>\n<meta name=\"description\" content=\"Ian Caldwell is research associate of the EcoSanRes programme at the Stockholm Environment Institute (SEI), Stockholm, Sweden. 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