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Cambodia-Thailand
Ceasefire Collapses
The ceasefire between Cambodia and Thailand was shattered today as their respective militaries exchanged rocket fire and airstrikes across their disputed border. At least one Thai soldier and four Cambodian civilians have been killed while hundreds of thousands of people on both sides of the frontier have been forced to flee. The latest clashes come after a brief war in July that left about 48 people dead and displaced some 300,000. A ceasefire had been brokered at that time by U.S. President Donald Trump and Malaysian Prime Minister Anwar Ibrahim, but with the lastest round of fighting the leadership of both countries are taking a hard line. The century-long dispute over an 800-mile (about 1,300 km) border first drawn by French colonial administrators shows little sign of easing as both governments trade blame and keep their forces on high alert.
This map depicts locations along the Thailand-Cambodia border where clashes have been reported since this morning. Click on the map to learn more.
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Australia
Heatwave Fuels Bushfire Crisis
A severe heatwave gripping almost all of Australia is driving dangerous bushfire conditions, with high temperatures, dry winds, and the threat of dry thunderstorms intensifying risks across multiple states. New South Wales faces high fire danger after blazes over the weekend destroyed at least 20 homes, while firefighters continue battling major fires on the Central Coast and inland areas amid temperatures reaching the high 90s to 100+ Fahrenheit (high 30s to low 40s Celsius). Western Australia is under severe to extreme heatwave warnings with temperatures reaching higher than 110º F (mid-40s C), and South Australia and Victoria are also experiencing hotter-than-average conditions. Nationally, more than 40 homes have been lost and a firefighter has died, as authorities warn that worsening heat and winds will prolong dangerous fire conditions.
This map depicts a temperature and heat wind map of Australia. Click on the map to learn more.
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Graphic Source: The Australian
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World
Land-Use Change & Bird Diversity
A new study in Nature has found land-use change is undermining ecosystem stability by reducing the functional diversity of bird communities. Researchers compiled data for nearly 3,700 bird species from 1,200 sites across the world. Habitat modification, such as urbanization and agricultural expansion, reduces the number of species performing vital ecological roles including pollination, seed dispersal, and predation. In natural communities, these essential services are performed by multiple different species, a concept known as functional redundancy. Redundancy provides crucial ‘insurance’ for ecosystems, offering back-up when individual species decline or are lost altogether. Using computer-based extinction simulations, the team showed that land-use change removes this buffer, leaving ecosystems increasingly vulnerable to future biodiversity loss.
This map depicts the impacts of land-use change on avian assemblages. Click on the map to learn more.
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Q: What estuary drains the waters of the Paraná and Uruguay rivers?
A: Rio de la Plata
The Río de la Plata receives waters draining from the basin of the Paraná and Uruguay rivers, which covers much of south-central South America; the total area drained is about 1.2 million square miles (3.2 million sq km), or about one-fifth of the surface of the continent. Montevideo, the capital of Uruguay, is located on the northern shore of the estuary, and Buenos Aires, the capital of Argentina, is on the southwestern shore. The delta of the Paraná and the mouth of the Uruguay meet at the head of the Río de la Plata. The breadth of the estuary increases from the head seaward, a distance of about 180 miles (290 km).
Source
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Q: What country’s voyage of discovery led to the first circumnavigation of the Earth?
Stay tuned for the answer to today’s question in tomorrow’s DailyGeo.
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