Table 1 Attribute descriptions of GIHS datasets.

1

FID

int

Unique identification number of an IHS

2

Locations

Polygon

An area polygon to represent the boundaries and geometric locations of an IHS

3

Points_num

int

Number of active fire/hotspot data in an IHS during 20 January 2012 to 31 December 2021

4

Min_date

String

The earliest date of active fire/hotspot data in an IHS during 20 January 2012 to 31 December 2021. The date format is ‘YYYYMMDD’.

5

Max_date

String

The latest date of active fire/hotspot data in an IHS during 20 January 2012 to 31 December 2021. The date format is ‘YYYYMMDD’.

6

CONTINENT

String

The continental Name in which an IHS is located. It belongs to a set of values {‘Asia’, ‘Africa’, ‘North America’, ‘South America’, ‘Europe’, ‘Oceania’, ‘Sea’}, where ‘Sea’ refers to an IHS located on the ocean.

7

Nation

String

The national Name in which an IHS is located.

8

Type

String

The type identification number of an IHS, belonging to [0, 1, 2], where 0 represents an IHS verified as an IHS, 1 as not belonging to an IHS, and 2 uncertain IHS type.

9

date20××_p

int

Number of active fire/hotspot data within an IHS in a year ‘20××’. With ‘20××’ belonging to a set of values [2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021]

10

Area

float

The area of an IHS, its unit is square kilometers (km²)