How to get GIS data free

1.Goole Map

Rice song Goole Map Interceptor developed by @gisway alone, the personal feeling is relatively useful at home, professional goole map download free tool software, intercept Goole map satellite imagery, maps, topographic maps, to be able to download, free jigsaw, The key is to be able to give accurate projection coordinates.

2. Geo-spatial data cloud

　The Geospatial Data Cloud Platform (http://www.gscloud.cn/) was founded in 2010 and is built and maintained by the Scientific Data centre of Computer Network Information center of CAs. With the Chinese Academy of Sciences and the national scientific research as the main demand, and gradually introduce the international data resources in different areas of today's international, and processing, collation, integration, finally realize the centralized public service of data, on-line calculation, etc.

The main modules include:

1. Image data: The introduction of international raw data resources such as MODIS, Landsat, Srtm and so on;

2. Data products: Based on the image data and the Scientific data center archiving data, the use of authoritative data processing methods at home and abroad or the scientific data Center self-developed data processing methods to process the production of high-quality data products;

3. Model calculation: For multi-domain scientific research needs, based on a common data model, to provide users with customizable data processing, users can obtain their own data products by online customization.

Specific registration, the steps to download the data after the free to make up, but now Baidu experience or some blog has a very detailed registration, download and other steps, here just want to facilitate their own understanding.

3. National Integrated Earth observation data sharing platform

National Integrated Earth Observation data sharing platform (HTTP://WWW.CHINAGEOSS.ORG/DSP/HOME/INDEX.JSP)

is led by the Ministry of Science and Technology, the National Center for Remote Sensing, the satellite center, data units contribute data, participate in the construction, the first batch of entities can be shared by the whole community of 268TB, part of the tension in the process, will be on-line. The data are mainly remote sensing satellite data, covering major domestic and international satellites, as well as relevant scientific research data.

Current key data resources include:
1. Domestic satellite data: Resource series, high score, meteorology, ocean, environment, fast boat, Beijing, etc.
2, foreign satellite data: Landsat series, MODIS (Aqua\terra), EO-1, IRS-P6, ENVISAT-1, ERS-2, RESOURCESAT-1, etc.;
3, scientific research data;

Note: Try to download in here, found to be the next order to buy only line ....

4.diva-gis

Diva-gis is a GIS software, but I didn't use it. In the Giser Getting Started Guide ebook, you see that there are free data on this site, there are many categories of data, so keep a record of it.

Here is a sample of our China's border data as an example simply record the following steps:

1. Click Free Spatial Data to expand its type below

2. Click on the Red section country level data to download

After the expansion, the interface is as follows:

3. Drop-down box select the category, select OK, then click OK;

4. The popup screen is as follows, then click the Blue Font download

5. Click Download to wait for the download to complete, our laboratory speed is very slow, and so on after eating lunch back to download the data to show out to see ...

How to get GIS data free