Research Article

Variation of Leaf Area Index (LAI) under Changing Climate: Kadolkele Mangrove Forest, Sri Lanka

Table 1

Drought intensities according to SPI values [63].

SPI valuesDrought category

0 to −0.99Mild drought
−1.00 to −1.49Moderate drought
−1.5 to −1.99Severe drought
≤−2.0Extreme drought