With population growth, estimated to reach 8.6 billion by 2030, many things will have to be transformed to accommodate us. Among these, of course, are buildings for housing, industry, hospitals, education and commerce. However, meeting this target not only means that we will use more natural resources, but also that we will emit more greenhouse gases, which cause climate change.

One of the biggest global environmental problems is deforestation. When hundreds of hectares of trees are cut down, it not only wipes out the home of animals, fungi and other flowers, but also leads to the release of tons of carbon dioxide, one of the greenhouse gases that are causing climate change.

The well-known climate mobilisations led by Sweden's Greta Thunberg and christened Fridays For Future have made one thing clear: the voices calling for greater action against climate change are those of young people. Not only because this is a population group that is often ignored by traditional politics, but also because it is precisely young people who will have to live with the consequences of the decisions we make now.

In recent years there has been a strong debate in the world of science, mathematics and engineering to make it a more inclusive field. Not only because few women are able to study them, but also because they are environments dominated by people from the global north.

This was the scenario Cristina Garcia had to live with when she started studying environmental engineering at the City University of New York, USA. "I realised there was very little diversity," she says. "All my colleagues and all the people I saw in meetings were white. And I was in New York City. So I felt that, within this field, there should be a representation of what real New York is like.

Jorge Figueroa has always considered himself a "sato of the Caribbean". As a dog of many breeds and from everywhere, he explains.

Pachamama is a word full of beauty. It comes from the Quechua language of the Andes region and means mother earth.

Mateo Olivas, a student at Mesalands Community College's School of Wind Energy Technology, has a classroom 300 feet in the air.

Miguel Arteaga, a Mexican from Jalisco who migrated to the United States, has a job that few know about.

New York, as well as being one of the most vibrant cities in the world, is also one of the most exposed to climate change.

In early May 2019, the state of New Mexico passed the Energy Transition Act, a set of rules that were to result in the state's renewable energy doubling by 2025, while it must be 100% carbon-free by 2045.

Johana Rivera is a first generation Salvadoran-American.

The life of Mindahi Bastida Muñoz, director of the Original Caretakers programme is full of achievements.

Tatiana Castro has many memories of living in Colombia. Almost all of them are linked to nature.

Little Village, the neighbourhood where Edith Tovar lives, is one of the most marginalised and densely populated in Chicago.

Juan Rovalo comes from a family of artists and designers. However, he chose biology and ecology. "I liked going out into the bush when I was a child," he says.

Neddy Astudillo seems to be a mixture of several characters. In addition to being a Venezuelan-American Presbyterian pastor, she holds a Doctor of Ministry degree from Drew University in New Jersey.

André Sanchez, a Latino born in the heart of California's San Joaquin Valley, believes that the best memories are made outdoors.

"Close your eyes and imagine wetlands with magical trees, with immense roots coming out of a grey, half swampy soil".

The story of how Daniela Fernandez created the Sustainable Ocean Alliance (SOA) seems a bit like a movie.

José González is a Mexican who migrated to California's Central Valley at the age of nine.