Global Scans · Climate · Weekly Summary

• [New] By 2100, average sea levels around Singapore could rise by up to 1.15m. ST
• [New] In scenarios where greenhouse gas emissions remain high, the Atlantic Meridional Overturning Circulation could completely collapse sometime after the year 2100. SciTechDaily
• [New] Coastal barriers could be part of Singapore's future Long Island reclamation project that will protect the East Coast area. ST
• [New] Emerging concepts like Half Earth and 30×30 (protecting 30% of land and sea by 2030) highlight connectivity as crucial for functional conservation networks. NewsBreak
• [New] Without improved connectivity, climate change could cause local extinction rates to double in fragmented landscapes. NewsBreak
• [New] The world's largest greenhouse gas emitters, i.e., China, the USA, India, the European Union, Russia, and Brazil are projected to experience the steepest rise in compound hot-wet and hot-dry extremes. Nature
• [New] Climate change will cause about 250,000 additional deaths a year from malnutrition, malaria, diarrhea, and heat stress. American Chemical Society
• [New] Direct health costs from climate change will be between $2 billion and $4 billion per year. American Chemical Society
• [New] After a historic drought that paralyzed vessel transits through the Panama Canal, the Panama Canal Authority is moving ahead with major investments in new infrastructure to mitigate future droughts and the risk of low water levels that in recent years plagued the key global trade gateway. CNBC
• [New] With global populations projected to approach 8 billion and arable land diminishing under urban expansion and climate change, the agricultural sector faces increasing pressure to produce more food while using fewer resources. Farmonaut
• [New] Cold-wet extremes are projected to increase, especially in central Africa, the southern USA, South America, coastal Australia, and south-eastern Asia. Nature
• [New] By 2100, coastal flooding due to increased sea level and storm surge is projected to impact approximately 360 million people worldwide. Natural Hazards
• [New] Global sea levels are projected to rise by 0.29 to 0.59 meters by the end of the century, significantly heightening the risk of coastal flooding, particularly in low-lying regions. Natural Hazards
• [New] Rising global temperatures, shifting weather patterns and extreme natural events accelerate the need for clean power and threaten its stability. Evelyn Long
• [New] Renewables are poised to surpass coal-fired generation, depending on weather trends and economic developments, either as early as 2025 or in 2026. IEA
• [New] Space Weather Follow On - Lagrange 1 will keep a watchful eye on the sun and near-Earth environment for space weather activity, using a special solar telescope to monitor the sun's activity in addition to a suite of instruments to make real-time measurements of the solar wind. National Environmental Satellite, Data, and Information
• [New] An extraordinary and unique marine ecosystem off the coast of Western Australia will be designated a protected ocean reserve. Positive News
• [New] The World Risk Report consistently ranks Bangladesh among the world's most climate-vulnerable countries, a reality underscored by rising sea levels that threaten to submerge vast tracts of land, erratic floods, and saline intrusion that destroys fertile soil. The Business Standard
• [New] The West Antarctic and Greenland ice sheets are melting at unprecedented rates, potentially raising sea levels by up to 1.9 meters by 2100. Scientific American
• [New] The polar sea ice that has long reflected sunlight back into space is quickly vanishing: Arctic sea ice is expected to be completely gone during summers in the 2030s, further heating the planet. Scientific American
• [New] Climate change threatens to negate the global health gains from the past 50 years and further widen pre-existing inequities. PubMed Central (PMC)
• [New] Climate change will up the burden of mental and behavioural disorders by 50% by 2050, and health systems must be enabled to adapt. NewsGP
• Climate change poses an existential threat to global food security, with droughts, unpredictable weather, and pest outbreaks now more frequent than ever before. Farmonaut

Last updated: 15 September 2025