Original sentence: "  To address the signer credibility issue, the SEPP has provided considerably more information about each signer on their website and lists the weather presenters separately from the other signers.As a result of Hesselager's report, Singer removed some, but not all, of the contested signatures.He found that twelve denied having signed and some of those twelve had not even heard of the Leipzig Declaration.Hesselager attempted to contact the declaration's 33 European signers.Hesselager claimed that only 20 of the names on the list had any scientific connection with the study of climate change, and questioned the objectivity of those names were known to have obtained grants from the oil and fuel industry, including the German coal industry and the government of Kuwait (a major oil exporter)
Edited sentence: " To address the signer credibility issue, the SEPP has provided considerably more information about each signer on their website and lists the weather presenters separately from the other signers.After discounting the signers whose credentials were inflated, irrelevant, false, or unverifiable, Hesselager claimed that only 20 of the names on the list had any scientific connection with the study of climate change, and some of those names were known to have obtained grants from the oil and fuel industry, including the German coal industry and the government of Kuwait (a major oil exporter).As a result of Hesselager's report, Singer removed some, but not all, of the discredited signatures.Hesselager attempted to contact the declaration's 33 European signers and found that four of them could not be located, twelve denied ever having signed, and some had not even heard of the Leipzig Declaration