if someone would wish to see a city or a country, he would certainly go to that place for the sight; in the same way, one wishing to comprehend the m… - Athanasius of Alexandria

The first thing you need to understand is that the world's renewal was accomplished by the very same Word that created it in the first place. So, there's no inconsistency between creation and salvation, because the same Father used the same Agent for both tasks. He brought about the world's salvation through the same Word that originally created it.

Our Lord took on a body like ours and lived as a man in order that those who had refused to recognize Him in His superintendence and capacity of the whole universe might come to recognize from the works He did here below in the body that what dwelled in this body was the Word of God.

Even the very creation broke silence at His behest and, marvelous to relate, confessed with one voice before the cross, that monument of victory, that He Who suffered thereon in the body was not man only, but Son of God and Savior of all. The sun veiled his face, the earth quaked, the mountains were rent asunder, all men were stricken with awe. These things showed that Christ on the cross was God, and that all creation was His slave and was bearing witness by its fear to the presence of its Master.