How to draw a blue earth-themed poster is as follows:

Method steps

First, use a circle tool to draw the earth, and distinguish between oceans and land.

Then draw trees, houses, flowers and plants on the earth, and write slogans to protect the earth.

Continue to paint the oceans blue and the land green. The trees, houses, flowers and plants on the earth are also painted with beautiful colors.

Then paint the slogan flatly in blue and green, write the date of World Conservation Day with a blue marker, and outline the edge of the slogan with a yellow marker.

Finally, draw a rainbow above the earth, white clouds and wild geese above the rainbow, and paint the grass flat with light green. The earth poster is completed.

The World Earth Day

It is April 22nd every year[1]. It is a festival specially established for world environmental protection and aims to raise awareness among the public. awareness of existing environmental problems, and mobilize the public to participate in the environmental movement to improve the overall environment of the earth through green and low-carbon life.

In 1970, Earth Day was initiated by Gaylord Nelson and Dennis Hayes. So far, Earth Day celebrations have grown to 192 countries around the world, with more than 1 billion people participating every year, making it It has become the largest folk environmental protection festival in the world.

Since the 1990s, China has held Earth Day events on April 22 every year. On April 22, 1970, the United States held its first Earth Day event, which was the first large-scale mass environmental protection event in human history.

April 22, 2023 is the 54th World Earth Day, and the theme is "Earth4All"

In 1969, U.S. Democratic Senator Gaylord Nelson He held lectures at various universities in the United States and planned to organize a campus movement with the theme of opposing the Vietnam War on April 22 of the following year. However, at the preparatory meeting held in Seattle in 1969, one of the organizers of the event, a Harvard Law School student Dennis Hayes proposed to position the movement as a grassroots movement with environmental protection as the theme across the United States.