1. Role of phytohormones in plant responses to acid rain.- 2. The complex interaction between elevated CO2 and hormones on the control of plant growth.- 3. Role of plant hormones in plant response to elevated CO2 concentrations - above- and below-ground interactions.- 4. The intriguous roles of phytohormones in plant response to ozone interacting with other major climate-change stressors.- 5. Role of phytohormones in plant responses to acid rain.- 6. The role of plant hormones in fruit response to photo-oxidative and heat stress.- 7. Phytochrome and hormone signaling crosstalk in response to abiotic stresses in plants.- 8. Phytohormone-mediated regulation of heat stress response in plants.- 9. Phytohormones and cold stress tolerance.- 10. Drought stress: involvement of plant hormones in perception, signaling and response.- 11. Involvement of phytohormones in flooding stress tolerance in plants.- 12. Roles of long-distance signals in nitrogen, phosphorus, and sulfur uptake and sensing in plants.- 13. Phytohormone involvement in plant responses to soil acidity.- 14. Plant response to toxic metals: emerging sources, phytohormone role and tolerance strategies.