The global dimension is most obvious in the case of climate change, but problems of food insecurity and deforestation have significant cross-border effects as well, stemming, for example, from food price instability and greenhouse gas emissions. Through international trade and investment, incomes and consumption in one country are linked to the ecological footprints left in the country of production. Multilateral environmental agreements, trade and investment rules, financing facilities and intellectual property rights regimes would all need to be aligned so as to facilitate the green technological transformation.