Masalah lingkungan menjadi perhatian penting belakangan ini. Tujuan dari penelitian ini adalah untuk mengetahui muatan ekologi dalam bahan literasi sekolah dasar pada website Kemendikbud. Data penelitian kualitatif ini berupa 47 buku literasi sekolah dasar tahun 2016 sampai 2019 pada laman Kemendikbud. Analisis data menggunakan metode software korpus berupa AntConc. Penelitian ini mengevaluasi tema-tema ekologi berdasarkan teori Greg Gerrard, seperti: pencemaran, hutan belantara, bencana, tempat tinggal, dan binatang. Hasil penelitian menunjukkan muatan ekologi dalam bahan bacaan literasi sekolah didominasi oleh ekologi hutan belantara. Ekologi pencemaran memiliki jumlah sangat rendah. Jumlah dan kualitas bahan bacaan literasi yang mengandung muatan ekologi perlu ditingkatkan agar dapat lebih efektif dalam menanamkan nilai-nilai kepedulian lingkungan kepada siswa.Ecological Content in Materials Elementary School Literacy Materials on the Ministry of Education and Culture Website: A Corpus AnalysisEnvironmental issues have become an important concern lately. The purpose of this study was to determine the ecological content in elementary school literacy materials on the Ministry of Education and Culture website. The data for this qualitative study were 47 elementary school literacy books from 2016 to 2019 on the Ministry of Education and Culture page. Data analysis used the corpus software method AntConc. This study evaluated ecological themes based on Greg Gerrard's theory, such as pollution, wilderness, disaster, shelter, and animals. The results showed that the ecological content in school literacy reading materials was dominated by wilderness ecology. Pollution ecology has a very low number. The number and quality of literacy reading materials containing ecological content need to be increased so that they can be more effective in instilling environmental values in students.