What is the content of Yellow River cultural calligraphy?

The following are calligraphy works that promote the Yellow River culture:

Tian Shuchang's Hua Yue Yellow River couplets?

Li Chenghai's self-written poem "Feelings about Youhukou Waterfall"

Chen Guobin's "Tangze Province Alliance"

"White Pagoda of the Yellow River" in Zhang Gaiqin

Zhao Xiong civilized children's couplets

He Xinkai's Buildings, Ships and Horses

Hu Jinlai's Face to Face

Ceng Laide Huangtuhe Alliance

It is of great practical significance to protect, inherit and carry forward the Yellow River culture, better carry forward China traditional culture in artistic form, tell the story of the Yellow River well, promote the ecological protection and high-quality development of the Yellow River basin, and realize the grand goal of the great rejuvenation of the Chinese nation. The Yellow River, the mother river of the Chinese nation, originates from the Qinghai-Tibet Plateau, meanders through the Loess Plateau, traverses the Central Plains, is eclectic, flows eastward into the sea, and nourishes the long-standing Chinese civilization. Throughout history, the Yellow River has been closely related to people's livelihood, economic and social development. It has always been the ideal of ruling the world, and it is also the expectation of the broad masses of people.