European coal has been suffering its longest slump in at least eight years.
Increased shipments to Europe and Asia contributed to recovery, report says.
Divestments a signal how much the industry is struggling at the moment.
At least 12 companies have complained after signing contract with the firm.
Country pledging $2 bn for energy and mineral projects in the continent.
GPCB gives port officials 20 days to rectify pollution concerns in the area.
Both volume, value declined for the country's major export.
Company cites need to focus on business for ban.
Imports rose by nearly a third to a record 135 mm tons in the latest fiscal.
Firm has declined to buy 130,000 tons of coal for July arrival because of high prices.
Government struggling to keep up with rising power demand.
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