World Arbor Day 2024 Theme. States and traditionally falls on the last friday of april every year. Announcing the international mountain day 2024 theme ©fao/joan manuel baliella.

On 1 december who joins partners and communities to commemorate world aids day 2024. Join 5th grade students and teachers across the state in submitting original artwork for the annual arbor day poster contest by the indiana dnr division of forestry’s community and urban forestry program.