Though encrusted with marine organisms, one-meter-long blade was preserved in perfect condition, expert says; finder given outstanding citizen award for handing in relic

Environment ministry says impact of pipe-flushing procedure, which raises concerns of dangerous pollution along the coast, will be minimal

Noble Energy is told additional approvals needed before it can conduct the pipe-flushing procedure, which has raised concerns of dangerous pollution along the coast

Local councils have warned of potential hazard to population from pollutants at Leviathan offshore field, but judge says they failed to refute state's assertion action is safe

Court to hold hearing on claims that trial will endanger health of coastal residents near rig for Leviathan field in Mediterranean Sea