Cultivated land occupies approximately 70% in the overall area, and the land area of carbon sinks such as waters and man-made surfaces shows an increasing trend, although the large land area, differences in development planning among cities, and uneven economic development levels lead to a large spatial divergence of carbon budget in the region.
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Spatial variation of land use carbon budget and zoning for carbon compensation in the Huai River Eco-economic Belt, China.
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The sentences
In year 2020, forest carbon absorption accounted for 78% of the gross adsorption in 2020; the carbon absorption of grass land fluctuates slightly and shows a decreasing trend, with the least carbon absorption in 2020, which has a certain correlation with the higher rate of decline grass land area during the year; the carbon absorption of water area shows an increasing trend, taking up 20% of the gross adsorption in 2020.