positively regulates DNA-templated transcription elongation regulation of DNA-templated transcription elongation positive regulation of DNA-templated transcription, elongation positive regulation of transcriptional elongation positive regulation of transcription elongation activation of RNA elongation upregulation of RNA elongation positive regulation of DNA-dependent transcription, elongation biological_process positive regulation of transcription elongation, DNA-dependent up-regulation of RNA elongation stimulation of RNA elongation up regulation of RNA elongation Any process that activates or increases the frequency, rate or extent of transcription elongation, the extension of an RNA molecule after transcription initiation and promoter clearance by the addition of ribonucleotides catalyzed by a DNA-dependent RNA polymerase. positive transcription elongation regulator activity GO:0032786 positive regulation of DNA-templated transcription biological regulation