Mcd64a1是什么

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Web29 jul. 2024 · Across the southern Amazon, 19,700 deforestation fire events accounted for 39% of all satellite active fire detections and the majority of fire carbon emissions (63%; 69 Tg C). Multiday fires accounted for 81% of burned area and 92% of carbon emissions from the Amazon, with many forest fires burning uncontrolled for weeks. Web23 dec. 2024 · The catastrophic impact of wildfires on the economy and ecosystems of Mediterranean countries in recent years, along with insufficient policies that favor disproportionally high funding for fire suppression, demand a more comprehensive understanding of fire regimes. Satellite remote sensing products support the generation …

Size-dependent validation of MODIS MCD64A1 burned area over …

Web1 nov. 2000 · The MCD64A1 burned-area mapping approach employs 500m MODIS Surface Reflectance imagery coupled with 1km MODIS active fire observations. The algorithm uses a burn sensitive vegetation index (VI) to create dynamic thresholds that are applied to the composite data. Web7 jun. 2024 · 2 结果与分析 2．1 我国大陆草地火空间分布格局基于2001—2016年MODIS－MCD45A1草地火数据，运用ArcGIS10．2在WGS－84投影下划分 … lost ark escape to freedom walkthrough

Google Earth Engine（GEE）——MCD64A1.006 全球月度火灾数 …

Web8 nov. 2024 · I have an ImageCollection derived from the MCD64A1.006 MODIS Burned Area Monthly Global 500m dataset available in Google Earth Engine. I've clipped it to the boundary of a national forest in Califo... Web1 nov. 2000 · MCD64A1烧毁面积绘图方法采用了500米MODIS表面反射图像和1公里MODIS主动火灾观测。该算法使用对燃烧敏感的植被指数（VI）来创建动态阈值，应用于综合数据。 VI是由MODIS短波红外大气校正表面反射带5和7得出的，带有时间纹理的测量。该算法确定了每个单独的MODIS瓦片中的500米网格单元的燃烧日期。日期被编码在一个 … Web5 jul. 2024 · Here, we present a size-dependent validation of MCD64A1 with reference to higher resolution (better than 30 m) satellite products (Landsat 7 ETM+, RapidEye, WorldView-2, and GeoEye-1) for six ... lost ark eso wardancer maxroll

ESSD - Generation and analysis of a new global burned area …

Mcd64a1是什么

Counting number of pixels from MODIS Burned Area Monthly …

Web1 nov. 2000 · The MCD64A1 burned-area mapping approach employs 500m MODIS Surface Reflectance imagery coupled with 1km MODIS active fire observations. The … WebMODIS is a data-collection satellite exploring the atmosphere, ocean, and land. Its accurate high-res pictures may help in predicting global climate changes.

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Web## Script name: MCD64A1_download_preproc.R ## ## Purpose of script: Downloading and pre-processing of MODIS/Terra+Aqua # Burned Area Monthly L3 Global 500 m SIN Grid (MCD64A1) ## ## Sections: Get country vector data ## - download, filter and reproject vector data for Portugal ## ## MODIStsp download and processing Web6 feb. 2024 · ABSTRACT. We characterize the agreement and disagreement of four publically available burned products (Fire CCI, Copernicus Burnt Area, MODIS MCD45A1, and MODIS MCD64A1) at a finer spatial and temporal scale than previous assessments using a grid of three-dimensional cells defined both in space and in time.

Web摘要. 基于MCD64A1过火迹地产品、土地覆盖、植被指数和气候等数据，采用空间统计分析和相关分析方法研究了2001—2024年蒙古东部野火时空动态及其影响因素。. 结果表明：（1）4—6月是野火发生最主要的时段，10月野火灾害也较严重，特别集中于年内 … WebMCD64A1.061 MODIS Burned Area Monthly Global 500m: The Terra and Aqua combined MCD64A1 Version 6 Burned Area data product is a monthly, global gridded 500m …

Web6 nov. 2024 · An increasing number of end-users looking for ground data about fire activity in regions where accurate official datasets are not available adopt a free-of-charge global burned area (BA) and active fire (AF) products for applications at the local scale. One of the pressing requirements from the user community is an improved ability to detect small … WebMODIS “MCD64A1” data of burned areas were used in this study (Table 1). Regard-ing the climatic data, specic humidity was selected from CFSV2 (Saha et al. 2011) and we used ERA5 data (Copernicus Climate Change Service (C3S) 2024) for other climatic elements, namely, air temperature, maximum air pressure, specic humidity, wind speed

Web1 okt. 2024 · While the MCD64A1 and FireCCI51 burned area products have been extensively validated for wildfires and larger prescribed burns, our analysis is a first step …

Web25 jan. 2024 · mcd64a1烧毁面积绘图方法采用了500米modis表面反射图像和1公里modis主动火灾观测。该算法使用对燃烧敏感的植被指数（VI）来创建动态阈值，应用于综合数 … lost ark essence d\u0027etherWebThe MODIS MCD64A1 burned area product is among those for which neither algorithm nor prod-uct changes were made for Collection 6.1, and as such the Collection 6.1 … lost ark eternity isle the secret gatesWebThe MCD64A1 burned-area mapping approach employs 500 m Moderate Resolution Imaging Spectroradiometer (MODIS) Surface Reflectance imagery coupled with 1 … hormonas basales fshhttp://www.desert.ac.cn/article/2024/1000-694X/1000-694X-2024-41-2-83.shtml lost ark eu censorshipWeb27 jan. 2024 · The MCD64A1 C6.1 burned area (BA) product (500 m) contains estimates of global monthly BA based on a time-series detection analysis of daily MODIS C6.1 observations between 07/2000 to 02/2024... lost ark euw server populationWeb15 dec. 2024 · This paper presents a Stage 3 validation of the recently released Collection 6 NASA MCD64A1 500 m global burned area product. The product is validated by comparison with Landsat 8 Operational Land Imager (OLI) image pairs acquired 16 days apart that were visually interpreted. These independent refer … lost ark eternity essence cardWeb29 apr. 2024 · mcd64a1烧毁面积绘图方法采用了500米modis表面反射图像和1公里modis主动火灾观测。该算法使用对燃烧敏感的植被指数（VI）来创建动态阈值，应用于综合数 … lost ark event quest window