Excessive salts in the soil removed with gypsum, organic matter

Wheat and rice farming on the vast Indo-Gangetic plains, affected by excessive salts in the soil, can be cost-effectively improved by treatment with gypsum and organic manure followed by sowing with salt-tolerant crop varieties, ...

The Congo rainforest makes its own spring rain

The Congo basin is home to the world's second-largest rainforest, whose 500 million acres have been slowly drying out for the last four decades. To figure out why the dry season is getting longer, scientists have been asking: ...

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