The Bureau of Meteorology is Australia’s national weather, climate and water agency. Its expertise and services assist Australians in dealing with the harsh realities of their natural environment, including drought, floods, fires, storms, tsunami and tropical cyclones. Through regular forecasts, warnings, monitoring and advice spanning the Australian region and Antarctic territory, the Bureau provides one of the most fundamental and widely used services of government.
While land tornadoes are associated with huge supercell thunderstorms, waterspouts can form during smaller storms or even just showers or the presence of the right kind of clouds.
Yes, some of this is normal seasonal transition. But at least a portion of it is due to a particularly vigorous cold front that swept across southeast Australia over the weekend.
Foton mengalir dari matahari dan berinteraksi dengan semua materi di Bumi. Tergantung cahaya jatuh dimana, beberapa foton akan diserap dan beberapa akan terpantul.
Concentrations of carbon dioxide are now 147% above pre-industrial levels, according to a definitive report by the World Meteorological Organisation released today.
David Jones, Australian Bureau of Meteorology; Karl Braganza, Australian Bureau of Meteorology, and Skie Tobin, Australian Bureau of Meteorology
The Bureau of Meterology says persistent drought and record temperatures were a major driver of Australia’s fire activity, and the context for 2019 lies in the past three years of drought.
Bureau of Meteorology researchers painstakingly analysed more than 40 years of data to work out exactly what is causing Australia’s spring bushfire phenomenon.
Cold fronts swept south-eastern Australia, bringing snow and freezing temperatures. While snow is expected to decrease with climate change, cold snaps are likely to keep coming.
In 1887 Queensland’s chief weatherman Clement Wragge began naming tropical cyclones, using names from the Greek alphabet, fabulous beasts and politicians who annoyed him.
Carbon dioxide levels in the atmosphere are at 414 parts per million. But thanks to a recalculation of methane’s warming power, the total amount of greenhouse gases is now equivalent to more than 500.
Photons stream from the sun and interact with all matter on Earth. Depending on what the light touches, some of the photons will get absorbed or soaked up. And some will bounce back.