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Global study shows uneven urbanization among large cities in the last two decades

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According to the latest report from the United Nations (UN), the global population in 2018 was 7.6 By 2050, the global population is expected to soar to 9.7 Pearl River Delta (PRD) and Beijing in China, São Paulo in Brazil). The world has experienced significant urbanization in recent decades. New York in US, Tokyo in Japan).

Global 433
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Expansion of sugarcane crop in Brazil to areas previously occupied by crops or pastureland leads to local cooling

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A new study led by Carnegie Institution’s Department of Global Ecology has found that the expansion of sugarcane crop in Brazil in areas previously occupied by other Brazilian crops cools the local climate. The study is published in the second issue of Nature Climate Change. —Greg Asner. Loarie, David B.

Brazil 218
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BASF introduces blockchain pilot project to improve circular economy and traceability of recycled plastics

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According to a report produced by Deloitte for Environment and Climate Change Canada , Canada disposed of nearly 3.3 Of these plastics, less than 11% were recycled, meaning the rest were landfilled or lost to the environment. There is a clear global challenge around the economics of recycling plastic.

Economy 423
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UN scientific panel ranks overhaul of global environmental governance to meet 21st century challenges as top emerging issue; GEO-5 summary issued

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A complete overhaul of global environmental governance is urgently needed if the challenges of global sustainability are to be met for seven billion people, according to a wide-ranging Foresight Process conducted by the United Nations Environment Programme (UNEP). —Foresight Report.

Global 257
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Brazil to Increase Mandatory Biodiesel Blend to 5% in 2010; Mandatory Emissions Testing for Vehicles

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Meeting the higher mandate will move Brazil to being the second-largest producer of biodiesel in the world, only behind Germany, according to Brazil’s Secretariat of Social Communication of the Republic. Currently, Brazil is fourth, with Germany, the US and France in the number 1, 2 and 3 positions respectively.

Brazil 186
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UNEP and partners launch Global Initiative for Resource-Efficient Cities; role of public transport

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The United Nations Environment Programme (UNEP) and partners have launched a new initiative that aims to reduce pollution levels, improve resource efficiency and reduce infrastructure costs in cities across the world. Up to 80% of the world population is expected to reside in cities by 2050.

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PNNL-led international study finds ultrafine aerosols have outsize impact on storm clouds, precipitation

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Scientists have known that aerosols may play an important role in shaping weather and climate; the new study shows that the smallest of particles have an outsize effect. Deep convective cloud (DCC) systems in the tropics produce copious precipitation and drive the global-scale circulation.